Herbert Poppe

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Konigsbrunn, DT

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Patents Grantslast 30 patents

Information Patent Grant
Unstreteched polyethylene terephthalate yarn in continuous stretchi...
- Patent number 3,939,637
- Issue date Feb 24, 1976
- Hoechst Aktiengesellschaft
- Gunther Franz
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING