Drilldown: Patents

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Patents > Grant date: 1920 & Number of text pages: 3-8 & Number of claims: 2-5

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Year granted:
(There are no values for this filter)
Office:
Inventors:
None (10) · Franz Schneider (2) · Henry Kleckler (2) · John Edward Thompson (2) · Emil Schimanek (2)
Inventor country:
Applicant person:
None (12) · John Edward Thompson (2) · Emil Schimanek (2)
Applicant is inventor:
Tech fields:
airplane (15) · wings (9) · design (9) · None (7) · propellers (7) · propulsion (6) · construction (5) · frame (5) · control (5) · subsystem (4) · metal (4) · sustentation (3) · lift (3) · instrument (3) · aerodynamics (3)
Filing date:
Full specification filed date:
Application number:
None (18)
Granted:
Related to aircraft:
IPCs:
None (15) · IPC B64C3/00 (5) · IPC B64C13/12 (4) · IPC B64C25/00 (3) · IPC B64C23/00 (3) · IPC B64C11/36 (2) · IPC B64C3/54 (2) · IPC B64C3/56 (2) · IPC B64C25/62 (2) · IPC B64C35/00 (2) · IPC B64C39/00 (2)
CPCs:
None (12) · CPC B64C3/00 (5) · CPC B64C13/12 (4) · CPC B64C2700/6274 (3) · CPC B64C23/005 (3) · CPC B64C2700/6235 (3) · CPC B64F2700/6226 (2) · CPC B64C25/62 (2) · CPC B64C3/54 (2) · CPC B64C3/56 (2) · CPC B64C11/36 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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