Drilldown: Patents

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Patents > Filing date: 1800 - 1899 & Application number: None & Number of figures: 5-6

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Office:
Inventors:
Joseph Hofmann (3) · Otto Lilienthal (3) · Richard Czygan (2) · Theodor Schneider-Preiswerk (2) · Andreas Ożegowski (2) · Arey Van Winegarden (2) · Ferdinand von Zeppelin (2)
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Applicant person:
None (21) · Theodor Schneider-Preiswerk (2) · Otto Lilienthal (2) · Ferdinand von Zeppelin (2) · Richard Czygan (2) · Joseph Hofmann (2)
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Applicant is inventor:
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Related to aircraft:
Patent agent:
None (59) · Munn & Co. (11) · Haseltine, Lake & Co. (2) · Knight Bros. (2) · C. A. Snow & Co. (2) · None (2) · Chas. B. Mann (2)
National tech categories:
None (29) · DE 77 (23) · USPC 244/30 (4) · USPC 244/99 (3) · DE 77h (3) · USPC 244/3.23 (3) · GB 4 propel & steer (3) · USPC 244/153R (3) · RU Group V (3)
CPCs:
None (31) · CPC B64B1/00 (18) · CPC B64C27/54 (8) · CPC B64B1/40 (5) · CPC B64C11/48 (4) · CPC F03D3/00 (4) · CPC Y02E10/74 (4) · CPC A63H27/08 (4) · CPC B63H5/10 (3) · CPC B64C39/005 (3) · CPC B64C33/02 (3) · CPC B64C13/06 (3)
First filing:
Citations from after 1930:
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