Colman A. Gulden

Person

  • North Olmstead, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Roll grooving apparatus

    • Patent number 5,079,940
    • Issue date Jan 14, 1992
    • Emerson Electric Co.
    • Dale A. Pulver
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...