Drilldown: Patents

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Patents > Grant date: 1800 - 1899 & Number of claims: 4-6 & Number of diagram pages: 2-10

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Office:
Inventors:
Joseph Hofmann (2) · Heinrich Suter (2) · Martin Braun (2) · Ferdinand von Zeppelin (2)
Inventor country:
Applicant person:
None (8) · Joseph Hofmann (2) · Martin Braun (2)
Applicant type:
Applicant is inventor:
Tech fields:
propulsion (27) · LTA (26) · navigation (17) · frame (16) · balloon (12) · propeller (9) · human-powered (7) · flapping (6) · car (5) · whole (4) · rudder (4) · cargo (4) · None (4) · airship (3) · Airplane (3) · compartments (3) · windmill (3) · rigid (3) · stability (3) · steam (3)
Full specification filed date:
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Granted:
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Related to aircraft:
National tech categories:
None (16) · DE 77 (4) · GB 4 propel & steer (4) · HU V/h (3) · USPC 244/26 (3) · USPC 244/64 (3) · USPC 244/97 (2) · USPC 244/30 (2) · USPC 244/27 (2) · USPC 104/22 (2) · GB 4 without buoyant (2)
CPCs:
None (18) · CPC B64B1/00 (7) · CPC F03D3/00 (3) · CPC B64C27/54 (3) · CPC Y02E10/74 (3) · CPC B64C39/005 (2) · CPC Y02E10/72 (2) · CPC B64C39/008 (2) · CPC B64C11/343 (2) · CPC B64C11/006 (2) · CPC B64B1/50 (2) · CPC B61B5/02 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of claims:
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