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Patents > Tech fields : buoyancy or navigation & Number of figures: 6-7

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Office:
Inventors:
None (4) · Robert Esnault-Pelterie (4) · Johan Peter Hemme Lund (2) · Henri Fabre (2) · Francisco Rafael De Urruela (2) · Louis Coutant Badeau (2) · Louis-Adolphe Hayot (2) · René Tampier (2) · Richard Wilcke (2) · Adolphe Clément-Bayard (2) · Theodor Haas (2) · Wilhelm Jacob Hoffmann (2) · Albert Graff (2)
Inventor country:
Applicant person:
None (30) · Robert Esnault-Pelterie (4) · Henri Fabre (2) · Louis Coutant Badeau (2) · Francisco Rafael De Urruela (2) · Adolphe Clément-Bayard (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (45)
Granted:
Related to aircraft:
Patent agent:
None (33) · Armengaud jeune (7) · Munn & Co. (6) · Marks & Clerk (5) · E. Blétry (3) · Haseltine, Lake & Co. (3) · Dom. Casalonga (2) · Knight Bros. (2) · Lavoix et Mosès (2) · None (2) · J. Bonnet-Thirion (2)
National tech categories:
None (24) · FR 6.4 (24) · DE 77 (7) · FR 6.3 (6) · USPC 244/100R (4) · FR 6.2 (3) · DK 77 (3) · USPC 244/70 (3) · USPC 244/22 (2) · DE 77h.5 (2) · USPC 416/116 (2) · USPC 244/51 (2) · USPC 244/26 (2) · USPC 244/30 (2) · USPC 244/90R (2) · USPC 244/12.1 (2) · AT 77d (2)
CPCs:
None (23) · CPC B64B1/00 (16) · CPC B64C23/005 (8) · CPC B64B1/58 (5) · CPC B64C33/02 (5) · CPC B64C13/00 (5) · CPC B64C3/385 (4) · CPC B64C35/00 (4) · CPC B64C39/005 (4) · CPC B64C3/52 (3) · CPC B64C2700/6295 (3) · CPC B64C27/12 (2) · CPC B64F2700/6261 (2) · CPC B64C9/00 (2) · CPC B64B1/40 (2) · CPC B64C17/00 (2) · CPC B64C17/06 (2) · CPC B64C1/00 (2) · CPC B64C25/52 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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