James C. Parkow

Person

  • Geneva, IL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Railroad hopper car discharge gate valve

    • Patent number 5,188,264
    • Issue date Feb 23, 1993
    • Gen-Tech, Inc.
    • James C. Parkow
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL