Eduard Willem und Patent - Info zur Person

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Index of Patents Issued from the United States Patent Office

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Assembly for press - forming sheet material . storage and Van Douglas , Frank C .; Gregory , Thomas K .; and Stielau , Robert Zuuren , Eduard Willem .

Index of Patents Issued from the United States Patent Office

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Tietjens , Eduard Willem ; and Van Hemmen , Dirk Jan , 3,913, Timmermans , Abraham , 3,892, Tolksdorf , Wolfgang ; and Welz , Fritz , 3,873,463 .

Official Gazette of the United States Patent and Trademark Office:...

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... 3,864,589. van der Mast, Karel Diederick; and Barth, James Edmond, 3,864,572. Van Der Plaats, Petrie Johan; and Van Zuuren, Eduard Willem, 3,864,532.