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Gustav Schweinfurth
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Frankenthal, DE
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last 30 patents
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Patent Grant
Process for the manufacture of an exhaust silencer
Patent number
5,036,585
Issue date
Aug 6, 1991
Grunzweig & Hartmann AG
Gustav Schweinfurth
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Process for the preparation of a composite mat consisting of a laye...
Patent number
4,269,800
Issue date
May 26, 1981
Saint-Gobain Industries
Rolf Sommer
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS