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Patents > Inventor country: CH & Number of diagram pages: 1-3 & Number of figures: 2-4

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None (25) · frame (11) · LTA (11) · airplane (9) · subsystem (9) · propulsion (8) · navigation (6) · construction (6) · steering (5) · propeller (5) · control (4) · wings (4) · stability (4) · design (3) · flapping (3) · whole (3) · balloon (3) · rigid (3)
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None (13) · E. Blum & Co. (4) · E. Imer-Schneider (3) · Carl Tewes (3) · Ferdinand Klostermann (3) · Armengaud jeune (2) · Boult, Wade & Tennant (2) · G. de Mestral et F. Harlé (2) · C. Baumann (2)
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