James L. Gwilliam Jr.

Person

  • Salt Lake City, UT, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Stackable container lid

    • Patent number 3,989,142
    • Issue date Nov 2, 1976
    • Plastronics Corporation
    • James L. Gwilliam
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL