Drilldown: Patents

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Patents > Publication date: 1912 & IPCs: None & CPCs: None

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None (8) · August Wendtland (3) · Louis Constantin (3) · Louis Brennan (3) · William Elmer Dennis (2) · Romeo Wankmüller (2) · Paul Fugairon (2) · Marcel Belin (2) · Joseph Wetterwald (2) · Gustave Plaisant (2) · Donát Bánki (2) · Heinrich Dittmar (2) · William Swart Romme (2) · Adolf Warchalowski (2) · Antoine-Padoue Filippi (2)
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None (29) · Louis Brennan (3) · Donát Bánki (2) · Romeo Wankmüller (2) · Louis Constantin (2) · Joseph Wetterwald (2) · Heinrich Dittmar (2) · Gustave Plaisant (2) · William Swart Romme (2)
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Supplementary to patent:
None (51) · Patent GB-1909-26034 (3) · Patent ES-1911-50435 (2) · Patent US-1910-1041876 (2) · Patent HU-1909-49726 (2) · Patent FR-1909-403985 (2)
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