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Patents > Inventor country: US & Filing date: 1800 - 1899 & Supplementary to patent : US265922 (1888) or None

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Tech fields:
LTA (121) · propulsion (79) · navigation (64) · None (60) · military (56) · propeller (50) · frame (49) · projectile (44) · marine (43) · balloon (39) · car (37) · kite (37) · rudder (32) · stability (25) · flapping (22) · cargo (20) · Windmill (16) · parachute (16)
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Patent agent:
None (258) · Munn & Co. (46) · None (7) · C. A. Snow & Co. (5) · E. W. Anderson (3) · D. W. Glassie (3) · Louis Bagger & Co. (2) · John Wedderburn (2) · Haseltine, Lake & Co. (2) · Franklin H. Hough (2) · Chas. B. Mann (2) · J. Walter Douglass (2) · 1 (2)
Assigned to:
None (409) · Magneso Calcite Fire-Proof Company (2) · Syracuse, NY (2) · Charles Spear (2) · Dewey Corporation (2)
IPCs:
None (329) · IPC B64B1/00 (32) · IPC B64C31/00 (18) · IPC B64C31/06 (17) · IPC F42B10/00 (11) · IPC B64C39/00 (6) · IPC A01H5/02 (5) · IPC B64B1/40 (4) · IPC B64C9/00 (4) · IPC B64C11/00 (4) · IPC B64B1/62 (3)
CPCs:
None (87) · CPC B64B1/00 (48) · CPC B64C27/54 (28) · CPC A63H27/08 (28) · CPC B64C11/006 (23) · CPC F42B10/30 (19) · CPC B64C11/48 (17) · CPC Y10T403/4677 (15) · CPC B64C11/04 (15) · CPC F16B2/02 (15) · CPC F16B2200/40 (14) · CPC Y02E10/72 (12) · CPC B64B1/40 (10) · CPC F05B2260/74 (10) · CPC Y10T24/3747 (9) · CPC B64C11/00 (9) · CPC F01D5/06 (9)
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