John A. Lerch

Person

  • Signal Mtn., TN, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Dry acetylene generator

    • Patent number 4,451,268
    • Issue date May 29, 1984
    • John A. Lerch
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...