Drilldown: Patents

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Patents > Year granted: 1890 - 1899 & Office : DE or US & Family year: 1800 - 1899 & Number of claims: None

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Office: (Click arrow to add another value)
Inventors:
None (162) · Otto Lilienthal (4) · Georg Wellner (2) · Richard Czygan (2) · Mark W. Dewey (2) · Hans von Siegsfeld (2) · Hermann Israel (2) · August Riedinger (2)
Inventor country:
Applicant person:
None (222) · Richard Czygan (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (191) · LTA (22) · Propulsion (16) · frame (14) · marine (12) · navigation (10) · kite (10) · propeller (9) · car (8) · balloon (7) · military (5) · cargo (5) · fun (5) · rudder (4) · human-powered (3)
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National tech categories:
None (209) · DE 77 (11) · USPC 244/153R (8) · USPC 244/98 (2) · USPC 244/30 (2) · USPC 89/1.51 (2)
CPCs:
None (40) · CPC B64C11/006 (29) · CPC B64C11/36 (17) · CPC B64C11/48 (14) · CPC B64C11/065 (13) · CPC B64C3/48 (11) · CPC B63H1/12 (10) · CPC B64C11/346 (9) · CPC F05B2260/74 (8) · CPC A63H27/08 (7) · CPC B64B1/00 (7) · CPC B64C11/06 (7) · CPC B64C13/06 (6) · CPC B64C11/343 (6) · CPC B61B5/02 B64B1/50 (6) · CPC Y10T24/3747 B64B1/00 (5) · CPC B64C33/02 (5) · CPC Y02E10/72 (4)
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Cites these patents:
Citations from after 1930:
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