Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & Office: US & Tech fields : Airship or propeller & Number of figures: 5-6

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Year granted:
Office: (Click arrow to add another value)
Inventors:
Paul Petres (2) · Charles W. Van Winkle (2) · Spencer Heath (2)
Inventor country:
Applicant person:
Spencer Heath (2) · Paul Petres (2)
Applicant firm:
Applicant type:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (6)
Granted:
Publication date:
Related to aircraft:
National tech categories:
None (14) · USPC 244/60 (4) · USPC 244/51 (3) · USPC 244/6 (3) · USPC 244/66 (3) · USPC 244/119 (2) · USPC 244/122R (2) · USPC 244/70 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

Showing below up to 53 results in range #1 to #53.

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