Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & Tech fields : propeller or safety & Related to aircraft : 1 or Yes or frame & Patent agent: None & Number of diagram pages: None & Number of figures: None

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Year granted:
Office:
Inventors:
None (6) · Cassius Edward Lamburth (2) · Albert Graff (2) · Walter Hermann von Mach (2) · Richard Wilcke (2)
Inventor country:
Applicant person:
None (23) · Walter Herrmann von Mach (2) · Cassius Edward Lamburth (2)
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Patent agent: (Click arrow to add another value)
National tech categories:
None (10) · IT 8 (5) · FR 6.4 (4) · USPC 244/13 (3) · USPC 244/72 (3) · DE 77h.6 (3) · USPC 244/91 (2) · USPC 244/73R (2) · USPC 244/11 (2)
First filing:
Citations from after 1930:
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Showing below up to 63 results in range #1 to #63.

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