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Patents > Patent agent : Harry Ellis Chandler or J. Germain & National tech categories : FR 6.4 or USPC 244/80

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Tech fields:
airplane (21) · stability (15) · Frame (13) · design (10) · Propulsion (10) · Control (10) · construction (9) · aerodynamics (7) · automatic stability (6) · Propellers (6) · LTA (5) · Wings (5) · lift (5) · helicopter (5) · equilibrium (5) · texture (4) · None (4)
Full specification filed date:
Application number:
None (6) · 510212D (2) · 510210D (2)
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CPCs:
CPC B64C17/00 (8) · CPC B64C2700/6295 (6) · CPC B64C39/00 (6) · CPC B64C2700/6274 (4) · CPC B64C23/005 (4) · CPC B64C2700/6212 (4) · CPC B64C2700/6281 (3) · CPC B64C17/06 (3) · CPC B64C2700/6216 (3) · CPC B64C3/00 (3) · CPC B64C3/18 (3)
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Citations from after 1930:
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Showing below up to 58 results in range #1 to #58.

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