TREA

George M. Chembakaffery

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  • Kenosha, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coil spring assembly machine
    • Patent number 4,686,753
    • Issue date Aug 18, 1987
    • Leggett & Platt, Incorporated
    • Henry Zapletal
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coil spring assembly machine
    • Patent number 4,593,809
    • Issue date Jun 10, 1986
    • Leggett & Platt, Incorporated
    • Henry Zapletal
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coil spring assembly machine
    • Patent number 4,593,726
    • Issue date Jun 10, 1986
    • Leggett & Platt, Incorporated
    • Henry Zapletal
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coil spring assembly machine
    • Patent number 4,553,572
    • Issue date Nov 19, 1985
    • Leggett & Platt, Incorporated
    • Henry Zapletal
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coil spring assembly machine
    • Patent number 4,553,324
    • Issue date Nov 19, 1985
    • Leggett & Platt, Incorporated
    • Henry Zapletal
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coil spring assembly machine
    • Patent number 4,548,241
    • Issue date Oct 22, 1985
    • Leggett & Platt, Incorporated
    • Henry Zapletal
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coil spring assembly machine
    • Patent number 4,492,298
    • Issue date Jan 8, 1985
    • Leggett & Platt, Incorporated
    • Henry Zapletal
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...