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IMM Artists and Inventors Database

An interactive catalogue of African American inventions, 1865–1939, from which IMM artists select an invention to research and reinterpret.

An interactive catalogue of African American inventions, 1865–1939, from which IMM artists select an invention to research and reinterpret.

IMM Artists and Inventors Database

Patent drawing for Condenser by Harry C. Hayes, U.S. Patent 1,826,540, granted 1931-10-06.

Harry C. Hayes

Condenser

1927-05-04

Distinct invention claim — no explicit improvement wording

Patent drawing for Apparatus for Automatically Recording Telephonic Messages by Benjamin F. Thornton, U.S. Patent 1,831,331, granted 1931-11-10.

Benjamin F. Thornton

Apparatus for Automatically Recording Telephonic Messages

1930-04-07

Distinct invention claim — no explicit improvement wording

Patent drawing for Therapeutic Lamp by Paul E. Johnson, U.S. Patent 1,842,100, granted 1932-01-19.

Paul E. Johnson

Therapeutic Lamp

1927-08-19

Distinct invention claim — no explicit improvement wording

Patent drawing for Combination Tooth Brush and Paste Holder by Jesse Harrison, U.S. Patent 1,844,036, granted 1932-02-09.

Jesse Harrison

Combination Tooth Brush and Paste Holder

1931-04-13

Distinct invention claim — no explicit improvement wording

Patent drawing for Flagstaff by Francis D. Crichton, U.S. Patent 1,855,824, granted 1932-04-26.

Francis D. Crichton

Flagstaff

1931-06-29

Distinct invention claim — no explicit improvement wording

Patent drawing for Adjustable Radiator Bracket by Walter G. Madison, U.S. Patent 1,867,854, granted 1932-07-19.

Walter G. Madison

Adjustable Radiator Bracket

1931-07-13

Distinct invention claim — no explicit improvement wording

Patent drawing for Freezing Temperature Indicator by David N. Crosthwait, Jr., U.S. Patent 1,874,911, granted 1932-08-30.

David N. Crosthwait, Jr.

Freezing Temperature Indicator

1928-08-25

Distinct invention claim — no explicit improvement wording

Patent drawing for Design for a Door Check by Henry R. Lovell, U.S. Patent D 87,753, granted 1932-09-13.

Henry R. Lovell

Design for a Door Check

1932-05-25

Distinct invention claim — no explicit improvement wording

Patent drawing for Automatic Gear Shift by Richard B. Spikes, U.S. Patent 1,889,814, granted 1932-12-06.

Richard B. Spikes

Automatic Gear Shift

1931-03-31

Distinct invention claim — no explicit improvement wording

Patent drawing for Release Valve by Charles M. Banks, U.S. Patent 1,893,757, granted 1933-01-10.

Charles M. Banks

Release Valve

1931-09-10

Distinct invention claim — no explicit improvement wording

Patent drawing for Time Control System for Telephone by Charles V. Richey, U.S. Patent 1,897,533, granted 1933-02-14.

Charles V. Richey

Time Control System for Telephone

1931-02-21

Distinct invention claim — no explicit improvement wording

Patent drawing for Aeroplane Aerofoil Wing by Jay H. Montgomery, U.S. Patent 1,910,626, granted 1933-05-23.

Jay H. Montgomery

Aeroplane Aerofoil Wing

1931-02-18

Distinct invention claim — no explicit improvement wording

Patent drawing for Methods and Apparatus for Obtaining average samples and Temperatures of Tank Liquids by Richard B. Spikes, U.S. Patent 1,828,753, granted 1931-10-27.

Richard B. Spikes

Methods and Apparatus for Obtaining average samples and Temperatures of Tank Liquids

1929-07-31

Distinct invention claim — no explicit improvement wording

Patent drawing for Means for Delivery of Mail and Other from Aeroplanes While in Motion by Henry F. Stilwell, U.S. Patent 1,841,766, granted 1932-01-19.

Henry F. Stilwell

Means for Delivery of Mail and Other from Aeroplanes While in Motion

1929-08-26

Distinct invention claim — no explicit improvement wording

Patent drawing for Apparatus for Automatically Transmitting Messages over a Telephone line by Benjamin F. Thornton, U.S. Patent 1,843,849, granted 1932-02-02.

Benjamin F. Thornton

Apparatus for Automatically Transmitting Messages over a Telephone line

1930-04-07

Distinct invention claim — no explicit improvement wording

Patent drawing for Method and Means for Treating Human Hair by Sacremanta G. Tankins, U.S. Patent 1,845,208, granted 1932-02-16.

Sacremanta G. Tankins

Method and Means for Treating Human Hair

1931-07-14

Distinct invention claim — no explicit improvement wording

Patent drawing for Advertising Apparatus by Harry Jackson, U.S. Patent 1,865,374, granted 1932-06-28.

Harry Jackson

Advertising Apparatus

1931-04-15

Distinct invention claim — no explicit improvement wording

Patent drawing for Automatic Discharge Valve by David N. Crosthwait, Jr., U.S. Patent 1,871,044, granted 1932-08-09.

David N. Crosthwait, Jr.

Automatic Discharge Valve

1928-12-31

Distinct invention claim — no explicit improvement wording

Patent drawing for Refrig-erating Method and Apparatus by David N. Crosthwait, Jr., U.S. Patent 1,874,912, granted 1932-08-30.

David N. Crosthwait, Jr.

Refrig-erating Method and Apparatus

1930-08-22

Distinct invention claim — no explicit improvement wording

Patent drawing for Automatic Blow-Off by Theophilus E. Neal, U.S. Patent 1,885,466, granted 1932-11-01.

Theophilus E. Neal

Automatic Blow-Off

1930-08-25

Distinct invention claim — no explicit improvement wording

Patent drawing for Shower Spray by Theophilus E. Neal, U.S. Patent 1,893,435, granted 1933-01-03.

Theophilus E. Neal

Shower Spray

1931-04-10

Distinct invention claim — no explicit improvement wording

Patent drawing for Exhausting Mechanism by David N. Crosthwait, Jr., U.S. Patent 1,893,883, granted 1933-01-10.

David N. Crosthwait, Jr.

Exhausting Mechanism

1931-05-15

Distinct invention claim — no explicit improvement wording

Patent drawing for Auto Seat Cape by William S. Hawkins, U.S. Patent 1,899,327, granted 1933-02-28.

William S. Hawkins

Auto Seat Cape

1931-07-21

Distinct invention claim — no explicit improvement wording

Patent drawing for Container by Zeston Starks, U.S. Patent 1,910,646, granted 1933-05-23.

Zeston Starks

Container

1932-04-05

Distinct invention claim — no explicit improvement wording

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