Drilldown: Patents

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Patents > Year granted: 1880 - 1889 & Number of claims: 1-5 & Number of diagram pages: 2-20

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Tech fields:
LTA (16) · propulsion (9) · navigation (7) · control (5) · frame (4) · None (4) · airship (4) · balloon (3) · marine (3) · propeller (3) · rudder (3) · flapping (3)
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None (11) · DE 77 (7) · USPC 244/127 (2) · USPC 244/3.23 (2) · USPC 244/28 (2) · USPC 244/30 (2)
CPCs:
CPC B64B1/00 (7) · None (5) · CPC Y02E10/72 (3) · CPC E05G1/024 (2) · CPC B64C2700/6273 (2) · CPC B64C23/005 (2) · CPC B64C27/54 (2) · CPC B64B1/40 (2)
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