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John Leszczak

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  • Roselle Park, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stapling machine
    • Patent number 4,927,067
    • Issue date May 22, 1990
    • The Bates Manufacturing Company
    • John Leszczak
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Revolving file with swivel base
    • Patent number 4,790,440
    • Issue date Dec 13, 1988
    • The Bates Manufacturing Company
    • John Leszczak
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER