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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 Safety Attachment for Automotive Vehicles by Robert Lee, U.S. Patent 2,132,304, granted 1938-10-04.

Robert Lee

Safety Attachment for Automotive Vehicles

1938-03-01

Distinct invention claim — no explicit improvement wording

Patent drawing for Alkaline Detergent Compound by Lloyd A. Hall, U.S. Patent 2,142,870, granted 1939-01-03.

Lloyd A. Hall

Alkaline Detergent Compound

1937-04-30

Distinct invention claim — no explicit improvement wording

Patent drawing for Optical Apparatus for Indicating the Direction of a Tool by Darnley E. Howard, U.S. Patent 2,145,116, granted 1939-01-24.

Darnley E. Howard

Optical Apparatus for Indicating the Direction of a Tool

1937-06-29

Distinct invention claim — no explicit improvement wording

Patent drawing for Mail Box by Saulia O. Florence, U.S. Patent 2,164,855, granted 1939-07-04.

Saulia O. Florence

Mail Box

1937-08-28

Distinct invention claim — no explicit improvement wording

Patent drawing for Generating Mixed Fluid Heating Medium by David N. Crosthwait, Jr., U.S. Patent 2,169,683, granted 1939-08-15.

David N. Crosthwait, Jr.

Generating Mixed Fluid Heating Medium

1938-01-03

Distinct invention claim — no explicit improvement wording

Patent drawing for Medical and Surgical Apparatus by Andrew F. Burton, U.S. Patent 2,183,318, granted 1939-12-12.

Andrew F. Burton

Medical and Surgical Apparatus

1937-01-26

Distinct invention claim — no explicit improvement wording

Patent drawing for Airplane by Herman L. Grimes, U.S. Patent 2,137,486, granted 1938-11-22.

Herman L. Grimes

Airplane

1936-08-22

Distinct invention claim — no explicit improvement wording

Patent drawing for Homoge-neous Alkaline Detergents and Producing Same by Lloyd A. Hall, U.S. Patent 2,142,871, granted 1939-01-03.

Lloyd A. Hall

Homoge-neous Alkaline Detergents and Producing Same

1937-06-14

Distinct invention claim — no explicit improvement wording

Patent drawing for Ticket Dispensing Machine by Frederick M. Jones, U.S. Patent 2,163,754, granted 1939-06-27.

Frederick M. Jones

Ticket Dispensing Machine

Not stated in digitized patent metadata

Distinct invention claim — no explicit improvement wording

Patent drawing for Internal Combustion Engine by Orville Z. Frazier, U.S. Patent 2,169,236, granted 1939-08-15.

Orville Z. Frazier

Internal Combustion Engine

1937-09-08

Distinct invention claim — no explicit improvement wording

Patent drawing for Auxiliary Circulating Device for Automobile Heaters by Lionel F. Page, U.S. Patent 2,170,032, granted 1939-08-22.

Lionel F. Page

Auxiliary Circulating Device for Automobile Heaters

1938-01-25

Distinct invention claim — no explicit improvement wording

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