Drilldown: Patents

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Patents > Filing date: 1900 - 1909 & First filing: Yes & Number of diagram pages: 2-4

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Inventor location:
None (504) · Chicago (6) · Pennsylvania (6) · Seine (5) · New York (4) · New York City (3) · Pittsburgh (3) · New York county (3) · PA (3) · Colorado (3) · Denver county, CO (3) · Denver, Colorado (3) · Allegheny county, Pennsylvania (3) · Cumberland county, PA (3) · Yorkshire (3) · Kansas (3) · Budapest (3) · Missouri (3)
Applicant is inventor:
Tech fields:
propulsion (127) · airplane (120) · frame (108) · LTA (104) · navigation (92) · None (89) · propeller (88) · stability (81) · flapping (52) · rudder (50) · helicopter (42) · Hybrid (39) · airfoil (38) · design (37) · car (31) · Propellers (30) · marine (29) · wheels (26) · ornithopter (24) · wings (24)
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Related to aircraft:
IPCs:
None (327) · IPC B64B1/00 (37) · IPC B64C39/00 (37) · IPC B64C33/00 (19) · IPC B64C3/38 (19) · IPC B64C17/00 (15) · IPC B64C33/02 (14) · IPC B64C23/00 (10) · IPC B64C27/04 (9) · IPC B64C1/00 (9) · IPC B64C13/00 (7) · IPC B64C11/00 (6) · IPC B64C31/06 (5) · IPC B64C3/00 (5) · IPC B64C3/54 (5) · IPC B64C3/14 (4)
CPCs:
None (80) · CPC B64B1/00 (48) · CPC B64C33/02 (41) · CPC B64C23/005 (31) · CPC B64C2700/6295 (30) · CPC B64C17/00 (26) · CPC B64C3/385 (26) · CPC B64C39/005 (22) · CPC B64C39/00 (22) · CPC B64C13/00 (17) · CPC B64C11/006 (16) · CPC B64C39/08 (16) · CPC B64C33/00 (15) · CPC B64C27/82 (11) · CPC B64C27/12 (10) · CPC B64B1/40 (8)
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Citations from after 1930:
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