TREA

Douglas Rigney

Follow

Person

  • Pleasant Hill, CA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Implement holder
    • Patent number 5,881,434
    • Issue date Mar 16, 1999
    • Douglas E. Rigney
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Collapsible hole punch
    • Patent number 5,673,604
    • Issue date Oct 7, 1997
    • Douglas Edward Rigney
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Hole punch
    • Patent number 5,503,052
    • Issue date Apr 2, 1996
    • Douglas Rigney
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER