Drilldown: Patents

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Patents > Inventor country: DE & Publication date: 1900 - 1909 & Number of text pages: 2

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None (12) · Paul Frederik Degn (3) · Johann Schütte (3) · Joseph Hofmann (3) · Gustav Knäpper (2) · Josef Seiberl (2) · August von Parseval (2) · Joseph Albert Rignon (2) · Carl Dippel (2) · Rudolf Chillingworth (2) · Emil Lehmann (2)
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None (27) · Joseph Hofmann (3) · Paul Frederik Degn (3) · Johann Schütte (3) · Emil Lehmann (2) · Josef Seiberl (2)
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