Robert F. Leonhardt

Person

  • Roscoe, IL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Self-compensating rivet

    • Patent number 4,202,243
    • Issue date May 13, 1980
    • Atwood Vacuum Machine Company
    • Robert F. Leonhardt
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES