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Patents > Grant date: 1900 - 1909 & IPCs: IPC B64C39/00 & Number of text pages: 2-3

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Inventors:
Alfred-Eugène Pichou (3) · Gottlieb Burckhardt (2) · Paul Kauffmann (2) · Alexandre-Louis Gamare (2) · Jules Collomb (2) · Pierre-Mathieu Piétri (2)
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None (3) · Alfred-Eugène Pichou (3) · Pierre-Mathieu Piétri (2) · Alexandre-Louis Gamare (2) · Jules Collomb (2) · Paul Kauffmann (2) · Gottlieb Burckhardt (2)
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None (6)
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