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Patents > Tech fields : Marine or lift & Family year: 1912

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None (4) · Hanns Pippart (4) · Heinrich Noll (4) · Julien de Houck (3) · Albéric de la Celle (2) · Isaac Bell (2) · François Dergint (2) · Henri Fabre (2) · Henry Félix Villard (2) · Edward Dulier (2) · Heinrich Bauer (2) · Otto Brunner (2)
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