TREA

John D. Clapson

Follow

Person

  • Allbrook, GB
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Shearhead reinforcement
    • Patent number 5,181,359
    • Issue date Jan 26, 1993
    • Square Grip Limited
    • Palvinder Chana
    • E04 - BUILDING
  • Information Patent Grant

    Shearhead reinforcement
    • Patent number 5,090,172
    • Issue date Feb 25, 1992
    • Square Grip Limited
    • Palvinder Chana
    • E04 - BUILDING
  • Information Patent Grant

    Screed rails
    • Patent number 4,707,955
    • Issue date Nov 24, 1987
    • Square Grip Limited
    • John D. Clapson
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES