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Patents > Office : DEG or US & Tech fields : construction or lift & Number of text pages: 2-3

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Office: (Click arrow to add another value)
Inventors:
Pierre-Jean-René Postel-Vinay (5) · Louis Coutant Badeau (3) · Paul Petres (3) · James Rooney (2) · Ignaz Etrich (2) · Walter Ernst Verclaire (2) · Henry Kleckler (2) · Franz Xaver Wels (2)
Inventor country:
Applicant person:
Pierre-Jean-René Postel-Vinay (5) · None (3) · Louis Coutant Badeau (3) · Paul Petres (3) · James Rooney (2) · Ignaz Etrich (2) · Henry Kleckler (2) · Franz Xaver Wels (2) · Walter Ernst Verclaire (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (8)
Granted:
Related to aircraft:
National tech categories:
None (28) · USPC 244/90R (5) · USPC 244/35R (4) · USPC 244/131 (3) · USPC 244/105 (2) · USPC 244/52 (2) · USPC 244/87 (2) · USPC 244/904 (2)
CPCs:
CPC B64C3/00 (6) · CPC B64C3/14 (5) · CPC B64C39/08 (4) · CPC B64C2700/6295 (4) · CPC B64C13/00 (4) · CPC B64C1/26 (3) · CPC B64C23/005 (3) · CPC B64C3/50 (2) · CPC B64C2001/0081 (2) · CPC B64C39/00 (2) · CPC B64C9/38 (2) · CPC B64C2700/6233 (2) · CPC Y02T50/166 (2) · CPC B64C17/00 (2) · CPC B64B1/00 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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