Drilldown: Patents

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Patents > Grant date: 1800 - 1899 & Related to aircraft: Yes & Number of text pages: 2

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Office:
Inventors:
Georg Wellner (3) · Edward Joel Pennington (2) · Carl Friedrich Billwiller (2) · Watson F. Quinby (2) · Otto Lilienthal (2) · Andreas Ozegowski (2) · Perham Wilhelm Nahl (2) · Ernst Georg August Baumgarten (2) · Comte Antoine Apraxine (2)
Inventor country:
Inventor location:
Applicant person:
None (29) · Comte Antoine Apraxine (2) · Watson F. Quinby (2) · Ernst Georg August Baumgarten (2) · Carl Friedrich Billwiller (2) · Perham Wilhelm Nahl (2) · Georg Wellner (2)
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Applicant is inventor:
Tech fields:
LTA (33) · propulsion (22) · navigation (14) · frame (13) · propeller (12) · flapping (11) · balloon (11) · marine (7) · car (7) · rudder (7) · airship (7) · balloons (6) · stability (6) · propellers (5) · human-powered (5) · airplane (5) · gas (4) · dirigible (4) · kite (4)
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National tech categories:
DE 77 (35) · None (9) · USPC 244/28 (3) · DE 77h (2) · USPC 89/1.14 (2) · USPC 244/30 (2) · USPC 416/116 (2) · USPC 244/64 (2)
CPCs:
None (31) · CPC B64B1/00 (10) · CPC B64C33/02 (4) · CPC B64B1/40 (4) · CPC B64C33/00 (3) · CPC B64C11/00 (2) · CPC B64C31/04 (2) · CPC B63H1/04 (2) · CPC B64B1/30 (2) · CPC B64C11/48 (2) · CPC B64C11/006 (2)
First filing:
Cites these patents:
Citations from after 1930:
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