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The Highfield Mfg. Company

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Organization

  • Bridgesport, CT, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Lock and key shell assembly
    • Patent number 5,440,909
    • Issue date Aug 15, 1995
    • The Highfield Mfg. Company
    • Timothy B. Ely
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Wrench for underground valves
    • Patent number 5,320,003
    • Issue date Jun 14, 1994
    • The Highfield Mfg. Company
    • Timothy B. Ely
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Locking assembly
    • Patent number 5,161,838
    • Issue date Nov 10, 1992
    • The Highfield Mfg. Company
    • Timothy B. Ely
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Trademarklast 30 trademarks