TREA

Charles R. Krejsa

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  • Northfield, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Helical feed-in mechanism for strip accumulator
    • Patent number 4,473,193
    • Issue date Sep 25, 1984
    • Guild International Inc.
    • Christopher C. Cooper
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Controlled expansion strip accumulator
    • Patent number 4,456,189
    • Issue date Jun 26, 1984
    • International Patents Limited
    • Donald J. Wheeler
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Spiral coil strip accumulator and method
    • Patent number 4,410,121
    • Issue date Oct 18, 1983
    • Guild International Inc.
    • Donald J. Wheeler
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...