Drilldown: Patents

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Patents > Year granted: 1890 - 1899 & National tech categories: DE 77 & Citations from after 1930: None

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Inventors:
F. Gaebert (4) · None (2) · Edward Joel Pennington (2) · Otto Schmidt (2) · Carl Georg Rodeck (2) · Carl Friedrich Billwiller (2) · Federico Capone (2) · Ferdinand von Zeppelin (2) · Richard Czygan (2) · Hermann Israel (2)
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None (32) · F. Gaebert (3) · Richard Czygan (2) · Ferdinand von Zeppelin (2) · Federico Capone (2) · Carl Georg Rodeck (2) · Carl Friedrich Billwiller (2) · Otto Schmidt (2)
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Showing below up to 89 results in range #1 to #89.

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