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Patents > Grant date: 1916 & CPCs: None & Number of text pages: 2-9

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airplane (21) · Design (14) · construction (11) · frame (10) · stability (9) · subsystem (6) · HTA (6) · None (5) · propellers (4) · automatic stability (4) · cables (4) · elasticity (4) · military (3) · infrastructure (3) · wings (3) · chassis (3)
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