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Patents > Inventor country : IT or US & Filing date: 1870 - 1879 & Number of figures: 3-5

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propulsion (10) · LTA (8) · marine (5) · car (4) · flapping (4) · Human-powered (3) · propeller (3) · projectile (3) · navigation (3) · frame (3) · military (3) · Airplane (3)
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None (13) · USPC 244/94 (2) · USPC 244/3.23 (2) · USPC 244/28 (2)
CPCs:
CPC Y10T403/4677 (4) · CPC B64C11/04 (4) · CPC F16B2/02 (4) · CPC F16B2200/40 (4) · CPC F03D11/00 (3) · CPC B64B1/00 (3) · CPC B64C39/005 (2) · CPC B64C27/54 (2) · CPC B64C27/322 (2) · CPC F42B10/30 (2) · CPC B64C11/346 (2) · CPC Y02E10/722 (2) · CPC Y02E10/74 (2)
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