Drilldown: Patents

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Patents > National tech categories : DE 77h.6 or USPC 416/113 & Number of figures: 2-4

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None (11) · Jakob Haw (6) · Christian Lorenzen (3) · Joseph Hofmann (2) · Hellmuth Hirth (2)
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Showing below up to 54 results in range #1 to #54.

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