Drilldown: Patents

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Patents > Year granted: 1890 - 1899 & Office : DK or SU or US & IPCs: None

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Office: (Click arrow to add another value)
Inventors:
None (162) · Eleazer Kempshall (3) · Louis Gathmann (2) · Mark W. Dewey (2) · Burr Frank Barnes (2)
Inventor country:
Applicant person:
None (203) · Eleazer Kempshall (3) · Louis Gathmann (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (181) · LTA (20) · propulsion (19) · frame (14) · marine (13) · propeller (12) · kite (11) · flapping (8) · car (8) · military (8) · navigation (8) · marine propulsion (7) · fabric (7) · Windmill (7) · fun (6) · balloon (6) · cargo (5) · safety (5) · parachute (4) · design (4)
Full specification filed date:
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (217) · Munn & Co. (9) · C. A. Snow & Co. (3) · Franklin H. Hough (3) · Richards & Co. (2) · John Wedderburn (2)
National tech categories:
None (219) · USPC 244/153R (7) · USPC 24/713.8 (5) · USPC 244/30 (3) · USPC 244/98 (2) · USPC 416/113 (2) · USPC 244/64 (2) · USPC 244/3.23 (2) · USPC 244/28 (2) · USPC 244/26 (2) · USPC 416/210R (2) · USPC 244/151R (2) · USPC 416/87 (2) · USPC 416/98 (2) · USPC 244/155R (2) · USPC 24/714.3 (2) · USPC 403/257 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C11/006 (31) · CPC B64C11/48 (26) · None (19) · CPC B64C11/36 (17) · CPC B64B1/00 (15) · CPC B64C11/065 (13) · CPC B63H1/12 (13) · CPC B64C3/48 (11) · CPC F05B2260/74 (11) · CPC B64C11/346 (9) · CPC Y02E10/72 (8) · CPC B64C27/54 (8) · CPC Y10T24/3747 (8) · CPC Y02E10/74 (7) · CPC F03D1/025 (7) · CPC B64C11/06 (7)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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