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John D. Jacobson

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  • Southington, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cutter holder
    • Patent number 5,730,017
    • Issue date Mar 24, 1998
    • Newcomb Spring Corporation
    • John D. Jacobson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Pitch tool holder
    • Patent number 5,647,240
    • Issue date Jul 15, 1997
    • Newcomb Spring Corporation
    • John D. Jacobson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Chuck set-up for spring coiling machine
    • Patent number 5,259,227
    • Issue date Nov 9, 1993
    • Newcomb Spring Corporation
    • John D. Jacobson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cam hub for spring coiling machine
    • Patent number 5,218,882
    • Issue date Jun 15, 1993
    • Newcomb Spring Corporation
    • John D. Jacobson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coiling point holder for spring coiling machine
    • Patent number 5,201,208
    • Issue date Apr 13, 1993
    • Newcomb Spring Corporation
    • John D. Jacobson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Chuck set-up for spring coiling machine
    • Patent number 5,131,251
    • Issue date Jul 21, 1992
    • Newcomb Spring Corporation
    • John D. Jacobson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Spring coiling machine with dual arbors
    • Patent number 4,798,072
    • Issue date Jan 17, 1989
    • Newcomb Spring Corp.
    • Peter Vanmeggelen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...