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Patents > Year granted: 1920 - 1929 & Number of diagram pages: 2 & Number of figures: 6-12

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Year granted:
Office:
Inventors:
Charles Arthur Wragg (2)
Inventor country:
Applicant person:
None (7) · Charles Arthur Wragg (2)
Applicant is inventor:
Tech fields:
airplane (14) · propellers (7) · None (5) · construction (5) · frame (4) · design (4) · propulsion (3) · LTA (3) · aerial propeller (3) · helicopter (3) · control (3) · wings (3) · aerodynamics (3) · ascension (3)
Full specification filed date:
Granted:
Publication date:
Related to aircraft:
IPCs:
None (4) · IPC B64C3/00 (4) · IPC B64C25/00 (3) · IPC B64C11/24 (2) · IPC B64C39/00 (2) · IPC B64B1/58 (2) · IPC B64C23/00 (2) · IPC B64C35/00 (2)
CPCs:
None (6) · CPC B64C3/00 (3) · CPC B64C11/24 (2) · CPC B64F2700/6226 (2) · CPC B64C39/005 (2) · CPC B64C35/00 (2) · CPC B64C2700/6233 (2) · CPC B64C23/005 (2) · CPC B64C2700/6274 (2) · CPC B64B1/58 (2) · CPC B64B1/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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