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Patents > National tech categories : CH 129b or DE 77h.2

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None (6) · Alfred John Macy (3) · Henri Dufaux (3) · Armand Dufaux (3) · Carl Franz Hubert Hertel (2) · Otto Schüle (2) · Dane Hurlburt (2) · Carl Wilhelm Paul (2) · Adalbert Plaček (2) · Alfred E. Wunderlich (2)
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None (25) · Alfred John Macy (3) · Dane Hurlburt‎ (2) · Otto Schüle (2) · Carl Wilhelm Paul (2) · Carl Franz Hubert Hertel (2) · Adalbert Plaček (2) · Alfred E. Wunderlich (2)
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Showing below up to 78 results in range #1 to #78.

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