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Patents > Inventors: None & Inventor country: DE & Filing date: 1914

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airplane (11) · Frame (7) · wings (4) · propeller (3) · military (3) · wheels (2) · stability (2) · projectile (2) · LTA (2) · ICE (2) · hangars (2) · None (2) · camber (2) · design (2) · Construction (2) · chassis (2) · biplane (2)
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