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Patents > Grant date: August 1919 & Number of text pages: 2-4

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airplane (11) · None (7) · frame (6) · construction (5) · control (5) · structure (4) · stability (4) · wings (4) · design (3) · propellers (3) · spars (3) · metal (2) · LTA (2) · monitoring (2) · airfoil (2) · dashboard (2) · Subsystem (2)
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CPC B64C35/00 (4) · CPC B64C3/185 (3) · CPC B64C1/065 (3) · None (2) · CPC B64C2700/6295 (2) · CPC B64C3/00 (2) · CPC B64C3/48 (2) · CPC B64C23/005 (2) · CPC B64C39/00 (2) · CPC B64C2700/6274 (2)
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