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Patents > IPCs: None & Number of text pages: 4-5 & Number of claims: 8-11

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Office:
Inventors:
James Dennis Roots (3) · Eduard Adamek (2) · Albert Hugo Friedel (2) · Francis Alexander Barton (2) · Charles F. Roper (2) · Enrique Lazarte (2) · Alfred John Macy (2) · William Cochrane (2) · William Phillips (2) · Franz Wondra (2)
Inventor country:
Inventor location:
None (117) · London (4) · St. Louis (3) · New York (3) · Pennsylvania (3) · Chicago (2) · Texas (2) · New York county (2)
Applicant person:
None (10) · James Dennis Roots (3) · Enrique Lazarte (2) · Eduard Adamek (2) · Charles F. Roper (2) · Alfred John Macy (2) · Franz Wondra (2) · Albert Hugo Friedel (2) · William Phillips (2)
Applicant is inventor:
Tech fields:
Airplane (46) · frame (37) · propulsion (26) · propeller (25) · stability (24) · navigation (23) · None (21) · rudder (15) · design (15) · car (13) · LTA (13) · wheels (12) · safety (11) · Propellers (11) · hybrid (11) · parachute (10) · flapping (10) · construction (9)
Full specification filed date:
Application number:
None (47)
Granted:
Related to aircraft:
Patent agent:
None (41) · Munn & Co. (11) · Victor J. Evans (5) · W. D. Rowlingson (2) · R. S. & A. B. Lacey (2) · Boult, Wade & Tennant (2) · None (2)
National tech categories:
None (58) · HU V/h (9) · USPC 244/233 (6) · USPC 244/65 (4) · USPC 244/93 (4) · USPC 244/90R (4) · USPC 244/6 (3) · CH 129b (3) · AT 77d (3) · USPC 244/12.1 (3)
IPCs: (Click arrow to add another value)
CPCs:
None (41) · CPC B64C23/005 (15) · CPC B64C13/00 (10) · CPC B64C17/00 (8) · CPC B64C39/08 (6) · CPC B64C2700/6295 (6) · CPC B64B1/00 (5) · CPC B64C39/005 (4) · CPC B64C33/02 (3) · CPC B64C3/40 (3) · CPC B64C35/00 (3) · CPC B64C39/00 (3) · CPC B64C11/306 (3) · CPC B64C2700/6218 (2) · CPC B64C9/00 (2) · CPC B64C2025/325 (2) · CPC B64C33/00 (2) · CPC B64C3/385 (2) · CPC B64C11/006 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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