TREA

Kenneth J. Foster

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  • Dedham, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thermal insulation structure for windows
    • Patent number 4,473,980
    • Issue date Oct 2, 1984
    • Econ Incorporated
    • Kenneth J. Foster
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Thermal insulation structure
    • Patent number 4,198,796
    • Issue date Apr 22, 1980
    • Massachusetts Institute of Technology
    • Kenneth J. Foster
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS