Drilldown: Patents

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Patents > Applicant firm: None & Tech fields: military & First filing: None

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Inventors:
George Raymond Lawrence (7) · Lincoln A. Merriam (2) · Theodor Scheimpflug (2) · Paul Fugairon (2) · Everard Richard Calthrop (2) · Heinrich Bier (2) · Adolf Warchalowski (2)
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National tech categories:
None (20) · USPC 244/3.23 (12) · FR 6.4 (6) · AT 77d (5) · GB 4 military (4) · USPC 89/1.51 (4) · USPC 89/1.3 (2) · DE 42n.9 (2) · USPC 244/3.3 (2) · GB 4 with buoyant (2) · GB 4 aëroplanes (2) · DE 77h.15 (2)
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Showing below up to 74 results in range #1 to #74.

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