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Bernhard Grupp
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Ingolstadt, DE
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last 30 patents
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Patent Grant
Mechanism for the production of a wrapped yarn
Patent number
4,336,683
Issue date
Jun 29, 1982
Schubert & Salzer
Erich Bock
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
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Patent Grant
Apparatus for controlling the bobbin drive of a flyer roving frame
Patent number
4,254,615
Issue date
Mar 10, 1981
Schubert & Salzer
Hermann Adolf
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING