Drilldown: Patents

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Patents > Assigned to : Albert L. Watters or John A. Roebling's Sons or Vickers Ltd. or Établissements de Dion-Bouton or None & National tech categories : BE K or DE 77 or HU V/h or NL 62 or USPC 244/153R & First filing: Yes

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Tech fields:
airplane (91) · Design (67) · LTA (47) · propulsion (46) · kite (45) · Propellers (43) · frame (37) · Wings (36) · subsystem (34) · Aerodynamics (32) · control (31) · stability (29) · Airship (26) · steering (24) · lift (20) · Construction (19) · whole (19) · Helicopter (17) · hybrid (15) · automatic stability (13)
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None (199)
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Patent agent:
None (210) · A. Wunderlich & Cie, Ingénieurs-Conseils (8) · Raclot (6) · Duvinage (5) · Kirkpatrick (3) · Gernaert (3) · Borghans-von Kilch et Cie (3) · Parette (2) · None (2) · Honold (2) · Wunderlich (2) · De Visscher et Graetz (2)
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IPCs:
None (215) · IPC B64C31/06 (20) · IPC B64C31/00 (15) · IPC B64C33/02 (7) · IPC B64B1/58 (4) · IPC B64C27/04 (3) · IPC B64B1/00 (3) · IPC B64C39/00 (2) · IPC B64C23/00 (2) · IPC B64B1/06 (2) · IPC B64B1/40 (2)
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