Fred R. Kammerer

Person

  • Mt. Vernon, NY, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Metal seals for damper blades

    • Patent number 4,545,566
    • Issue date Oct 8, 1985
    • Accurate Metal Weather Strip Company
    • Fred R. Kammerer
    • F24 - HEATING RANGES VENTILATING