Drilldown: Patents
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Patents > Year filed:
1900 - 1909
& Inventor country :
DE or
HU or
NL
& National tech categories:
DE 77h.4
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None (6) ·
August Krumholz (1) ·
Berthold Bosz (1) ·
Berthold Wassermann (1) ·
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Carl Sieck (1) ·
Carl Szech (1) ·
Franz Bollhorn (1) ·
Johannes Mink (1) ·
Josef Deixler (1) ·
Nikolaus Schmitt (1) ·
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W. Rettig (1) ·
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Showing below up to 21 results in range #1 to #21.
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- Calendar: Year filed
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- Calendar: Full specification filed date
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