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Patents > Inventor country: US & Tech fields : HTA or propellers or safety & IPCs : IPC B64C11/00 or IPC B64C23/00 or IPC B64C33/02 or None

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Office:
Inventors:
John Washington Wilson (10) · Jean Francis Webb (7) · George Raymond Lawrence (6) · John J. Rectenwald (5) · William Henry Fauber (4) · William Andrew Hutson (4) · Hans Knudsen (3) · Howard de Walden (3) · Robert M. Thompson (3) · William Edward Pugsley (3) · Milton D. Thompson (3)
Inventor country: (Click arrow to add another value)
Applicant person:
None (29) · John Washington Wilson (10) · George Raymond Lawrence (5) · John J. Rectenwald (5) · William Edward Pugsley (3) · William Andrew Hutson (3) · Robert M. Thompson (3) · Milton D. Thompson (3) · Jean Francis Webb, Sr. (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (74)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (87) · Munn & Co. (9) · Victor J. Evans (6) · H. C. Evert & Co. (3) · Watson E. Coleman (3) · Noyes & Harriman‎ (3) · G. L. Cragg (2) · G. H. Strong (2) · Michael J. Stark & Sons (2) · None (2) · D. W. Glassie (2)
National tech categories:
None (52) · USPC 244/139 (8) · AT 77d (5) · USPC 244/87 (5) · FR 6.4 (4) · AU 90.3 (3) · CH 129b (3) · USPC 244/97 (3) · USPC 244/98 (3) · USPC 244/73R (3) · USPC 244/144 (3) · USPC 244/35R (3) · USPC 244/65 (3) · USPC 244/50 (3) · USPC 244/233 (3) · BE K (3) · USPC 244/45R (3)
IPCs: (Click arrow to add another value)
CPCs:
None (59) · CPC B64C13/00 (14) · CPC B64C23/005 (10) · CPC B64B1/00 (8) · CPC B64B1/40 (6) · CPC B64C17/00 (6) · CPC B64C2201/00 (5) · CPC B64C39/08 (5) · CPC B64C39/005 (5) · CPC B64C2700/6295 (4) · CPC B64C33/02 (4) · CPC B64C11/48 (3) · CPC B64C27/006 (3) · CPC B64C11/006 (3) · CPC B64C27/82 (3) · CPC B64C2700/6274 (3) · CPC B64C3/385 (3) · CPC B64U10/00 (3) · CPC B64C3/40 (3) · CPC B64C35/00 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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