Drilldown: Patents

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Patents > Inventor country: US & Tech fields : Airship or propeller or propulsion or stability & Filing date: 1900 - 1999 & Supplementary to patent : Patent US-1909-970771 or None & Family year: 1900 - 1909 & Cites these patents : Patent GB-1914-23502 or None

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None (39)
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Patent agent:
None (124) · Munn & Co. (18) · R. S. & A. B. Lacey (8) · Victor J. Evans (5) · Michael J. Stark & Sons (4) · None (4) · 1 (3) · A. B. Willson & Co. (2) · Criswell & Criswell (2) · Spencer Heath (2) · C. A. Snow & Co. (2) · Ch. Thierry (2) · George H. Strong (2) · Watson E. Coleman (2)
National tech categories:
None (28) · USPC 244/6 (14) · USPC 244/22 (13) · USPC 244/73R (8) · USPC 244/25 (8) · USPC 244/20 (8) · USPC 244/93 (7) · USPC 244/80 (7) · USPC 244/70 (7) · USPC 244/51 (7) · USPC 244/26 (7) · USPC 244/139 (6) · USPC 244/96 (6) · USPC 244/65 (6) · FR 6.4 (6)
IPCs:
None (160) · IPC B64B1/00 (22) · IPC B64C39/00 (9) · IPC B64C33/02 (8) · IPC B64C33/00 (7) · IPC B64B1/40 (5) · IPC B64C23/005 (4) · IPC B64C9/00 (4) · IPC B64C3/14 (3) · IPC B64C31/00 (3) · IPC B64C13/00 (3)
CPCs:
CPC B64B1/00 (37) · CPC B64C23/005 (23) · CPC B64C39/005 (18) · CPC B64C33/02 (17) · CPC B64C2700/6295 (12) · None (11) · CPC B64C17/00 (10) · CPC B64C27/82 (9) · CPC B64C39/08 (8) · CPC B64C13/00 (8) · CPC B64B1/40 (7) · CPC B64C9/00 (7) · CPC B64C11/001 (7) · CPC B64C3/14 (6) · CPC B64C11/48 (6) · CPC B64C11/006 (6) · CPC B64C3/385 (5) · CPC B64C29/0025 (5) · CPC B64C27/006 (4) · CPC B64C33/00 (4)
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