Drilldown: Patents

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Patents > Grant date: 1890 - 1899 & Assigned to: None & Number of figures: 4-6

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Office:
Inventors:
Joseph Hofmann (3) · Theodor Schneider-Preiswerk (2) · F. Gaebert (2) · Louis Gathmann (2) · Edward Joel Pennington (2) · Thomas Mortimer Crepar (2) · Stewart Cairncross (2) · Richard Czygan (2) · August Riedinger (2) · Raphael Ernst May (2) · Octave Chanute (2) · Arey Van Winegarden (2) · Andreas Ozegowski (2) · Perham Wilhelm Nahl (2)
Applicant person:
None (24) · Joseph Hofmann (2) · Raphael Ernst May (2) · Richard Czygan (2) · Theodor Schneider-Preiswerk (2) · F. Gaebert (2) · Perham Wilhelm Nahl (2) · Louis Gathmann (2)
Applicant type:
Applicant is inventor:
Tech fields:
LTA (42) · propulsion (33) · navigation (20) · None (17) · propeller (16) · frame (15) · car (13) · balloon (10) · design (10) · kite (7) · military (7) · parachute (7) · dirigible (6) · stability (6) · rudder (6) · propellers (6) · glider (6)
Full specification filed date:
Granted:
Related to aircraft:
Patent agent:
None (61) · Munn & Co. (7) · C. A. Snow & Co. (5) · A. Ritter (2) · Haseltine, Lake & Co. (2)
Assigned to: (Click arrow to add another value)
National tech categories:
DE 77 (36) · None (27) · GB 4 propel & steer (5) · HU V/h (4) · CH 115 (3) · USPC 244/30 (3) · USPC 244/3.23 (3) · USPC 24/713.8 (3) · GB 4 without buoyant (3) · USPC 244/99 (2) · USPC 244/16 (2) · USPC 244/155R (2) · USPC 244/153R (2) · USPC 24/714.3 (2) · USPC 244/28 (2) · USPC 89/1.3 (2) · GB 4 aëroplanes (2)
IPCs:
None (81) · IPC B64B1/00 (11) · IPC B64C33/02 (3) · IPC B64C31/06 (3) · IPC B64B1/40 (2) · IPC B64B1/06 (2) · IPC B64C31/02 (2)
CPCs:
None (42) · CPC B64B1/00 (16) · CPC B64C11/48 (8) · CPC B64B1/40 (4) · CPC Y10T24/3747 (3) · CPC F03D1/025 (3) · CPC B64C27/54 (3) · CPC B63H5/10 (3) · CPC Y02E10/72 (3) · CPC A63H27/08 (3) · CPC B64C11/006 (2) · CPC B63H1/12 (2) · CPC Y10T24/3761 (2) · CPC B64C13/06 (2) · CPC B64C33/02 (2) · CPC A63H27/087 (2) · CPC B64C31/02 (2) · CPC F42B10/30 (2) · CPC B64C23/005 (2) · CPC B64C11/065 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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