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Patents > CPCs : CPC B64C11/48 or CPC B64C39/06

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Office:
Inventors:
None (57) · John George Aulsebrook Kitchen (4) · Hermann Faehrmann (3) · Johann Stumpf (2) · Alexis Beurrier (2) · Édouard-Jean Bigourdan (2) · Isaac Henry Storey (2)
Inventor country:
Applicant person:
None (66) · John George Aulsebrook Kitchen (4) · Hermann Faehrmann (3) · Édouard-Jean Bigourdan (2) · Alexis Beurrier (2) · Isaac Henry Storey (2)
Applicant is inventor:
Tech fields:
None (91) · Propeller (20) · propellers (11) · churn (8) · propulsion (6) · marine (6) · marine propeller (5) · Airplane (3) · helicopter (3) · stability (3) · aerial propeller (3) · impeller (3) · marine propulsion (3) · blades (3)
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Application number:
None (91)
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Related to aircraft:
Patent agent:
None (102) · Munn & Co. (4) · Richardson (2) · J. S. Withers & Spooner (2) · None (2) · R. J. Urquhart (2)
National tech categories:
None (126) · USPC 416/128 (7) · USPC 416/200R (6) · USPC 416/129 (6) · FR 6.4 (6) · USPC 244/65 (2) · USPC 244/45R (2)
CPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
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