Valve Engineering Service Corp.

Organization

  • San Leandro, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Freeze-proof, pollution free valve

    • Patent number 4,282,895
    • Issue date Aug 11, 1981
    • Valve Engineering Service Corp.
    • Richard E. Young
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Trademarklast 30 trademarks