Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & Tech fields : Airship or balloon or propeller & Granted: Yes & Number of figures: None

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Office:
Inventors:
None (7) · Albert Graff (6) · Richard Wilcke (6) · Leonardo Torres Quevedo (3) · Walter Hermann von Mach (3) · William Andrew Hutson (2) · Walter Victor Kamp (2) · Johann Schütte (2) · John Anderson (2) · Thomas Augustus Dring (2) · Henry Félix Villard (2)
Inventor country:
Applicant person:
None (37) · Richard Wilcke (3) · Albert Graff (3) · Henry Félix Villard (2) · William Andrew Hutson (2) · Johann Schütte (2) · Walter Victor Kamp (2) · Walter Herrmann von Mach (2) · Leonardo Torres Quevedo (2)
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None (50)
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National tech categories:
None (32) · IT 8 (6) · FR 6.4 (6) · USPC 244/72 (5) · DE 77h.6 (4) · USPC 244/25 (4) · USPC 244/13 (4) · USPC 244/22 (3) · DE 77h.3 (3) · DE 77h.4 (3) · BE K (3) · HU V/h (3) · USPC 244/73R (3) · USPC 244/11 (3)
CPCs:
None (49) · CPC B64B1/00 (11) · CPC B64C33/02 (7) · CPC B64C2700/6295 (6) · CPC B64B1/58 (5) · CPC B64B1/40 (4) · CPC B64C11/006 (4) · CPC B64B1/62 (4) · CPC B64C33/00 (3) · CPC B64C23/005 (3) · CPC B64C11/00 (3) · CPC B64C27/12 (2) · CPC B64C13/00 (2) · CPC B64C3/385 (2) · CPC B64C27/33 (2)
First filing:
Citations from after 1930:
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