Drilldown: Patents

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Patents > Tech fields : Airship or propulsion & Supplementary to patent: None & Number of text pages: 1-2 & Number of claims: 4-13

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Office:
Inventors:
None (4) · Albert Hugo Friedel (2) · Martin Braun (2)
Inventor country:
Applicant person:
None (20) · Martin Braun (2) · Albert Hugo Friedel (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (43)
Granted:
Publication date:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (38) · Munn & Co. (7) · None (6) · E. Blétry (4) · Armengaud jeune (2) · R. S. & A. B. Lacey (2) · Matray frères et Cie (2)
National tech categories:
None (17) · FR 6.4 (14) · HU V/h (9) · USPC 244/6 (4) · DE 77 (3) · USPC 244/20 (3)
CPCs:
None (20) · CPC B64B1/00 (10) · CPC B64C23/005 (7) · CPC B64C39/005 (5) · CPC B64C33/02 (4) · CPC B64C11/00 (4) · CPC B64C11/006 (4) · CPC B64B1/58 (3) · CPC B64C2700/6295 (3) · CPC B64C39/026 (2) · CPC B64C39/008 (2) · CPC B64C39/00 (2) · CPC B64C2700/6281 (2) · CPC B64C27/82 (2) · CPC B64C33/00 (2) · CPC B64C11/04 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of claims:
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Showing below up to 107 results in range #1 to #107.

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