TREA

Humphrey G. Bowden

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  • Twickenham, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making razor blade strip from austenitic steel
    • Patent number 4,259,126
    • Issue date Mar 31, 1981
    • Wilkinson Sword Limited
    • William L. Cole
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Pen nibs
    • Patent number 4,221,493
    • Issue date Sep 9, 1980
    • Scripto, Inc.
    • William L. Cole
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES