Robert Hogregfe

Person

  • San Luis Obispo, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for making microprisms

    • Patent number 5,069,003
    • Issue date Dec 3, 1991
    • Dynatech Electro-Optics Corporation
    • Robert Hogregfe
    • B24 - GRINDING POLISHING