Drilldown: Patents

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Patents > Filing date: 1920 - 1929 & Number of text pages: 2-3

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Tech fields:
Airplane (26) · frame (15) · Design (11) · wings (8) · propellers (6) · propulsion (5) · control (4) · None (4) · chassis (3) · wheels (3) · stability (3) · rudder (3) · motors (3) · LTA (3)
Full specification filed date:
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CPCs:
CPC B64C3/00 (4) · CPC B64D27/04 (4) · CPC B64C3/56 (3) · CPC B64C13/00 (2) · CPC F05B2260/72 (2) · CPC F03D3/067 (2) · CPC B64F1/221 (2) · CPC B64D27/00 (2) · CPC B64D17/80 (2) · CPC B64C9/02 (2) · CPC B64C3/54 (2) · CPC B64C23/005 (2) · None (2) · CPC B64C11/36 (2) · CPC B64C1/26 (2)
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