Drilldown: Patents

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Patents > Family year: 1800 - 1899 & Citations from after 1930: 2-5 & Number of text pages: 2-3

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LTA (11) · military (8) · projectile (6) · navigation (4) · propulsion (4) · kite (4) · marine (3) · frame (3) · parachute (3) · propeller (3) · balloon (3) · cargo (2) · paddle-wheels (2) · car (2) · airplane (2) · machine (2) · Windmill (2)
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CPC B64C27/54 (5) · CPC F42B10/30 (4) · CPC B64C11/48 (3) · CPC Y02E10/74 (3) · CPC F03D3/00 (3) · CPC A63H27/08 (3) · CPC B64B1/00 (3) · CPC B64C11/006 (3) · CPC F05B2260/74 (2) · CPC B64C13/00 (2) · CPC F15B9/10 (2) · CPC B64B1/40 (2) · CPC B63H1/12 (2)
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