Michael A. Hoffmann

Person

  • Manchester, MD, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Selective twist filtration roving

    • Patent number 4,801,383
    • Issue date Jan 31, 1989
    • MEMTEC North America Corp.
    • Michael A. Hoffmann
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING