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Patents > Inventors : Alfred John Macy or Charles T. Litchfield or Robert Esnault-Pelterie

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Office:
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Applicant is inventor:
Tech fields:
airplane (51) · None (47) · stability (30) · frame (20) · wings (19) · construction (15) · wing warping (13) · lift (12) · landing (11) · LTA (9) · chassis (8) · design (8) · control (8) · aerostat (7) · propulsion (7) · motors (6) · Aerodynamics (6) · navigation (6) · wheels (5)
Full specification filed date:
Application number:
None (34) · 25941D (4) · 1913781506 (2)
Granted:
Related to aircraft:
IPCs:
None (45) · IPC B64C17/00 (16) · IPC B64C1/00 (9) · IPC B64C3/52 (7) · IPC B64C3/54 (6) · IPC F01L1/04 (5) · IPC B64C11/04 (5) · IPC B64C3/38 (5) · IPC B64C13/00 (5) · IPC B64C25/00 (5) · IPC B64C3/00 (4) · IPC H02K21/42 (4) · IPC B64C3/48 (3) · IPC B64C3/18 (2) · IPC G05D1/08 (2) · IPC B64C19/00 (2) · IPC B64C25/60 (2) · IPC B64C3/26 (2) · IPC B64C35/00 (2)
CPCs:
None (25) · CPC B64C17/00 (24) · CPC B64C3/52 (9) · CPC B64C25/62 (8) · CPC B64C13/00 (8) · CPC B64C25/52 (6) · CPC B64C3/385 (6) · CPC B64C2700/6218 (6) · CPC B64C25/06 (6) · CPC B64C3/54 (5) · CPC B64C11/04 (5) · CPC F01L1/04 (5) · CPC B64C2700/6212 (5) · CPC H02K21/42 (5) · CPC B64C25/54 (5) · CPC B64C3/00 (4) · CPC B64C13/30 (4)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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