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Patents > Inventors : Alfred E. Wunderlich or Glenn Hammond Curtiss or Otto Lilienthal

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airplane (49) · propellers (46) · hybrid (41) · None (39) · LTA (33) · hydroaeroplane (14) · marine (12) · flying boat (12) · propulsion (11) · rarefaction (10) · frame (10) · design (9) · sustentation (8) · ascension (7) · wings (5) · whole (5) · hydroplane (5) · helicopter (4) · construction (3) · glider (3)
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None (80) · 1913771646 (2)
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