Drilldown: Patents

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Patents > Office: US & Filing date: 1890 - 1899 & Number of figures: 2-6

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Office: (Click arrow to add another value)
Inventors:
Eleazer Kempshall (3) · Edward F. Gorman (2) · Penfield F. Yost (2) · Alfred Wells Case (2) · Louis Gathmann (2)
Inventor country:
Applicant person:
None (17) · Eleazer Kempshall (3) · Alfred Wells Case (2) · Penfield F. Yost (2) · Edward F. Gorman (2) · Louis Gathmann (2) · Charles E. Olsen (2)
Applicant is inventor:
Tech fields:
LTA (26) · propulsion (21) · frame (16) · None (14) · navigation (12) · kite (12) · car (10) · parachute (10) · military (10) · balloon (10) · propeller (8) · marine (7) · safety (7) · stability (7) · projectile (7) · Windmill (7) · marine propulsion (6) · sail (5) · track (5) · flapping (5)
Full specification filed date:
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (35) · Munn & Co. (11) · C. A. Snow & Co. (5) · John Wedderburn (5) · Franklin H. Hough (2) · Richards & Co. (2)
National tech categories:
None (49) · USPC 244/153R (7) · USPC 244/30 (6) · USPC 24/713.8 (4) · USPC 244/26 (3) · USPC 244/3.23 (3) · USPC 244/155R (3) · USPC 244/28 (3)
CPCs:
CPC B64B1/00 (19) · CPC B64C11/48 (12) · CPC B64C11/006 (9) · CPC B64C27/54 (8) · CPC A63H27/08 (8) · CPC Y02E10/74 (6) · CPC B64C13/06 (6) · CPC Y10T24/3747 (5) · CPC Y02E10/72 (5) · CPC F03D1/025 (5) · CPC F03D3/00 (5) · CPC B64B1/40 (5) · CPC B63H1/12 (4) · CPC Y10T403/4677 (3) · CPC A63H27/087 (3) · CPC B63H5/10 (3) · CPC B64C11/04 (3) · CPC F05B2260/74 (3) · CPC F42B10/30 (3) · CPC F16B2/02 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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