Drilldown: Patents

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Patents > Office: GB & Tech fields: propellers & Family year: 1900 - 1909

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Office: (Click arrow to add another value)
Inventors:
Sam Leonard Walkden (3) · Paul Frederik Degn (3) · William Alfred South (2) · Charles Groombridge (2)
Inventor country:
Applicant person:
Sam Leonard Walkden (3) · Paul Frederik Degn (3) · None (2) · Charles Groombridge (2) · Michael Stefan Bjelvučić (2) · William Alfred South (2)
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CPCs:
None (23) · CPC B64C17/00 (4) · CPC B64C23/005 (3) · CPC B63H1/26 (3) · CPC B64C11/16 (3) · CPC B64C11/006 (3) · CPC B64C2700/6281 (2) · CPC B64C39/00 (2) · CPC B63H11/08 (2) · CPC B64C11/005 (2) · CPC B64C27/04 (2) · CPC B64C2700/6274 (2)
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Citations from after 1930:
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Showing below up to 57 results in range #1 to #57.

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