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Patents > Tech fields : frame or navigation & Patent agent : Armengaud jeune or Victor J. Evans or None & National tech categories : FR 6.3 or GB 4 propel & steer & First filing: No

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Alfred-Eugène Pichou (4) · Guégnot (2) · Bary (2) · Bessières fils (2) · Société Stapfer de Duclos et Cie (2) · Couturier (2)
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