Jurgen Peter Janus

Person

  • 5657 Haan, Rhineland, DT

Patents Grantslast 30 patents

  • Information Patent Grant

    Wall structures

    • Patent number 4,074,538
    • Issue date Feb 21, 1978
    • Jurgen Peter Janus
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES