Box 8
Contains 62 Results:
Product Patents, 1912, unknown
Typed Patent - "Aeroplane" by Howard Farrell of Lestershine, NY - 4/2/1912
Product Patents, 1930-1979, unknown
Typed Link of Link Patents - 1931-1960
Product Patents, 1931, unknown
Patent Copy - Combination Training Devices for Student AViators and Entertainment Apparatus - 9/29/1931
Product Patents, 1937, unknown
Patent Office - Interferences 77615 & 77984 - Exhibits 4, 5 - 3/22/1937 System of Determining Altitude of an Airplane Which Can Be Used for Instrument Landing Purposes
Product Patents, 1937, unknown
Patent Copy - Trainers for Aviators - 11/23/1937
Product Patents, 1938, unknown
Patent Copy - Signaled Controlling Means - 3/15/1938
Product Patents, 1939, unknown
Patent Copy - Training Device - 1/14/1939
Product Patents, 1941, unknown
Patent Copy - Navigation Instrument - 4/5/1941
Product Patents, 1941, unknown
Patent Copy - Recording Navigation Instrument - 4/7/1941
Product Patents, 1941, unknown
Patent Office Letter - Link Exhibits 77615 & 77984 - Recieved and Filed Correspondence - 3/28/1941