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Melvin J. Schmidt

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  • Lakeland, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Double-hung tilting sash type window system
    • Patent number 5,566,507
    • Issue date Oct 22, 1996
    • Andersen Corporation
    • Melvin J. Schmidt
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Double-hung tilting sash type window system
    • Patent number 5,544,450
    • Issue date Aug 13, 1996
    • Andersen Corporation
    • Melvin J. Schmidt
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Locking slide block
    • Patent number 5,301,467
    • Issue date Apr 12, 1994
    • Andersen Corporation
    • Melvin J. Schmidt
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Locking slide block
    • Patent number 5,243,783
    • Issue date Sep 14, 1993
    • Andersen Corporation
    • Melvin J. Schmidt
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES