Drilldown: Patents

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Patents > Office : ES or IT or US & Grant date: 1800 - 1899

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
None (609) · LTA (170) · propulsion (110) · navigation (83) · military (74) · balloon (67) · propeller (64) · frame (60) · marine (60) · projectile (59) · car (47) · kite (39) · flapping (31) · stability (28) · rudder (26) · parachute (24) · windmill (24) · paddle-wheel (22) · cargo (22) · Human-powered (16)
Full specification filed date:
Granted:
Publication date:
Supplementary to patent:
None (1090) · Patent FR-1891-215265 (2)
Related to aircraft:
Patent agent:
None (881) · Munn & Co. (63) · None (17) · 1 (4) · C. A. Snow & Co. (3) · Franklin H. Hough (3) · Richards & Co. (3) · D. W. Glassie (3) · E. W. Anderson (3) · Henry Howson (2) · James L. Norris (2) · Chas. B. Mann (2) · Louis Bagger & Co. (2) · J. Walter Douglass (2) · R. H. Eddy (2) · John Wedderburn (2) · 0 (2)
Assigned to:
None (1063) · 1 (8) · Syracuse, NY (2) · Magneso Calcite Fire-Proof Company (2) · Dewey Corporation (2)
IPCs:
None (949) · IPC B64B1/00 (42) · IPC B64C31/00 (20) · IPC F42B10/00 (19) · IPC B64C31/06 (19) · IPC B64B1/40 (7) · IPC B64C39/00 (7) · IPC A01H5/02 (6) · IPC B64C9/00 (5) · IPC B64B1/62 (4) · IPC B64C11/00 (4) · IPC B64B (4) · IPC A01H5/00 (4) · IPC B64C33/00 (3) · IPC B64C31/02 (3) · IPC F42B10/34 (3) · IPC B64C33/02 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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