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Patents > Inventor country: US & Tech fields : Airship or propulsion & Number of text pages: 1-2

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Office:
Inventors:
Albert Hugo Friedel (3) · James A. Horne (2) · Martin Braun (2) · Stewart Cairncross (2) · Louis Coutant Badeau (2) · Lewis A. Boswell (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (17) · Albert Hugo Friedel (3) · Lewis A. Boswell (2) · Louis Coutant Badeau (2) · Martin Braun (2) · James A. Horne (2)
Applicant type:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (60)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (51) · Munn & Co. (11) · Victor J. Evans (6) · R. S. & A. B. Lacey (5) · C. A. Snow & Co. (3) · None (2)
National tech categories:
None (16) · USPC 244/73R (7) · USPC 244/6 (6) · USPC 244/22 (5) · FR 6.4 (5) · USPC 244/66 (4) · DE 77 (4) · USPC 244/60 (4) · USPC 244/20 (3) · USPC 244/17.21 (3) · USPC 244/28 (3) · USPC 244/30 (3) · USPC 244/51 (3) · USPC 244/53R (3) · USPC 244/65 (3) · USPC 244/70 (3) · USPC 244/72 (3) · USPC 244/26 (3)
CPCs:
CPC B64B1/00 (15) · CPC B64C23/005 (12) · None (12) · CPC B64C39/005 (7) · CPC B64C11/001 (5) · CPC B64C27/82 (5) · CPC B64C11/006 (4) · CPC B64C2700/6295 (3) · CPC B64C33/02 (3) · CPC B64C39/026 (2) · CPC B64C9/00 (2) · CPC B64C9/38 (2) · CPC B64C27/54 (2) · CPC B64C27/006 (2) · CPC B64C17/00 (2) · CPC B64C11/48 (2) · CPC B64C39/00 (2) · CPC B64B1/40 (2) · CPC B64C11/00 (2) · CPC B63H5/10 (2)
First filing:
Cites these patents:
Citations from after 1930:
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