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Patents > Year granted: 1900 - 1909 & CPCs : CPC B22D33/00 or CPC B64C2700/6295

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None (2) · Jules Collomb (2) · John Seiler (2) · Paul Kauffmann (2) · Pierre-Mathieu Piétri (2) · Fernand-Albin Gibert (2) · Alexandre-Louis Gamare (2)
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None (6) · Jules Collomb (2) · Paul Kauffmann (2) · Pierre-Mathieu Piétri‎ (2) · Fernand-Albin Gibert (2) · John Seiler (2) · Alexandre-Louis Gamare (2)
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None (4)
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