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Patents > Tech fields : Airship or balloon or propeller & Number of claims: 7-50000000

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Office:
Inventors:
None (7) · Eugene F. Falconnet (7) · Ralph Hazlett Upson (5) · Thomas Augustus Dring (3) · Francis Alexander Barton (3) · Reinhold Schmiechen (3) · Burrell Cannon (3) · Walter Hermann von Mach (3)
Inventor country:
Applicant person:
None (51) · Eugene F. Falconnet (5) · Reinhold Schmiechen (3) · Carl Edler von Radinger (2) · Spencer Heath (2) · Rudolf Wagner (2) · Romeo Wankmüller (2) · Louis Coutant Badeau (2) · John Arthur Armstrong (2) · Jean Walter-Martin (2) · Francis Alexander Barton (2) · Hermann Ruthenberg (2) · Albert Livingstone Blackman (2) · Alonzo Perry Bliven (2) · Albert Hugo Friedel (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (81)
Granted:
Supplementary to patent:
None (174) · Patent GB-1909-12556 (3) · Patent DE-1909-Wilcke-Graff (2) · Patent DE-1909-06-09 Romeo Wankmüller (2)
Related to aircraft:
Patent agent:
None (70) · Munn & Co. (11) · Haseltine, Lake & Co. (5) · Marks & Clerk (4) · Michael J. Stark & Sons (4) · W. D. Rowlingson (3) · None (3) · Jensen & Son (3)
National tech categories:
None (59) · FR 6.4 (9) · HU V/h (7) · USPC 244/25 (6) · GB 4 aërostats (6) · USPC 244/66 (5) · USPC 244/28 (5) · USPC 244/96 (5) · USPC 244/51 (5) · AT 77d (5) · GB 4 propel & steer (5) · USPC 244/30 (4) · USPC 244/139 (4)
IPCs:
None (154) · IPC B64B1/00 (15) · IPC B64B1/58 (4) · IPC B64C39/00 (3) · IPC B64C33/02 (3) · IPC B64C17/00 (3) · IPC B64C11/00 (3) · IPC B64B1/40 (3) · IPC B64C9/00 (2) · IPC B64C3/18 (2) · IPC B64C11/04 (2) · IPC B64C11/20 (2)
CPCs:
None (62) · CPC B64B1/00 (32) · CPC B64C23/005 (11) · CPC B64C17/00 (10) · CPC B64B1/40 (8) · CPC B64B1/58 (6) · CPC B64C39/005 (6) · CPC B64C33/02 (5) · CPC B64B1/62 (4) · CPC B64C39/08 (4) · CPC B64C9/00 (4) · CPC B64C11/48 (3) · CPC B64C11/006 (3) · CPC B64C13/00 (3) · CPC B64C3/385 (3) · CPC Y10T29/49332 (3) · CPC B64C29/0033 (3) · CPC B64C11/04 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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