Drilldown: Patents

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Patents > Filing date: 1900 - 1999 & Patent agent : Schwab or Weismann et Marx & First filing : No or None

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Tech fields:
airplane (31) · Propellers (13) · design (11) · stability (11) · propulsion (10) · subsystem (9) · frame (9) · construction (8) · control (8) · wings (7) · gyroscope (7) · takeoff (7) · hybrid (6) · navigation (6) · sustentation (6) · propeller (6) · chassis (5)
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None (9)
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Supplementary to patent:
None (17) · Patent FR-1909-410140 (4) · Patent FR-1907-377174 (3)
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CPCs:
CPC B64C2700/6295 (5) · CPC B64C39/00 (4) · CPC B64C23/005 (4) · CPC B64C17/00 (4) · CPC B64C2700/6256 (3) · CPC B64C3/385 (3) · CPC B64C13/00 (3) · CPC B64C27/00 (2) · CPC B64C13/02 (2) · CPC B64C2700/6274 (2) · CPC B64C35/00 (2) · CPC B64C2700/6218 (2) · CPC B64C33/02 (2) · CPC B64C11/006 (2) · CPC B64C11/00 (2) · CPC B64C1/00 (2)
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Showing below up to 55 results in range #1 to #55.

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