Willich, DE
Information
Patent Grant
E. I. Du Pont de Nemours and Company
John Ernest Boliek
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information
Patent Grant
E. I. Du Pont de Nemours & Co.
Klaus J. Regenstein
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
