TREA

Henry Alfred Petry

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  • Sparta, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Load transfer block for rolling mills
    • Patent number 4,102,171
    • Issue date Jul 25, 1978
    • Marotta Scientific Controls, Inc.
    • Henry Alfred Petry
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Rolling mill gap sensor
    • Patent number 4,044,580
    • Issue date Aug 30, 1977
    • Marotta Scientific Controls, Inc.
    • Donald A. Worden
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...