Michael J. Dobson

Person

  • Tewkesbury, GB

Patents Grantslast 30 patents

  • Information Patent Grant

    Solar collector

    • Patent number 4,300,539
    • Issue date Nov 17, 1981
    • Ecosol Materials, Inc.
    • Michael J. Dobson
    • B28 - WORKING CEMENT, CLAY, OR STONE