Stephen H. Feairheller

Person

  • Wyndmoor, PA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Dicarbamoylsulfonate tanning agent

    • Patent number 4,413,997
    • Issue date Nov 8, 1983
    • The United States of America as represented by the Secretary of Agriculture
    • Brian Milligan
    • C14 - SKINS HIDES PELTS LEATHER