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Henry S. Szwartz

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  • Suffern, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rounded chimney cap
    • Patent number D421493
    • Issue date Mar 7, 2000
    • Henry S. Szwartz
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Angular chimney cap
    • Patent number D412570
    • Issue date Aug 3, 1999
    • Henry S. Szwartz
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Fireplace damper assembly unit
    • Patent number D381743
    • Issue date Jul 29, 1997
    • Henry S. Szwartz
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Combination damper and chimney cap apparatus
    • Patent number 5,609,522
    • Issue date Mar 11, 1997
    • Henry S. Szwartz
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Automatic fireplace damper
    • Patent number 4,273,097
    • Issue date Jun 16, 1981
    • Henry S. Szwartz
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Storm door and screen combination for a garage
    • Patent number 4,081,018
    • Issue date Mar 28, 1978
    • The Raymond Lee Organization, Inc.
    • Henry S. Szwartz
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS