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Helmut Wiedenfeld
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Monchan-Gladbach, DE
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Patent Grant
Comb section pair of an expansion comb
Patent number
4,241,480
Issue date
Dec 30, 1980
W. Schlafhorst & Co.
Helmut Wiedenfeld
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING