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Keystone Lamp Mfg. Corporation

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Organization

  • Slatington, PA, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Non-rotatable telescoping support structure
    • Patent number 4,558,893
    • Issue date Dec 17, 1985
    • Keystone Lamp Mfg. Corp.
    • James E. Shelly
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electric lamp
    • Patent number 4,410,932
    • Issue date Oct 18, 1983
    • Keystone Lamp Mfg. Corporation
    • Joseph Oster
    • F21 - LIGHTING
  • Information Patent Grant

    Collapsible lamp shade
    • Patent number D246397
    • Issue date Nov 15, 1977
    • Keystone Lamp Mfg. Corporation
    • Donald J. Booty
    • D48 -
  • Information Patent Grant

    Baseless lamp
    • Patent number 4,028,543
    • Issue date Jun 7, 1977
    • Keystone Lamp Manufacturing Corporation
    • Joseph Oster
    • F21 - LIGHTING
  • Information Patent Grant

    Lamp support
    • Patent number D243550
    • Issue date Mar 1, 1977
    • Keystone Lamp Manufacturing Corporation
    • Joseph Oster
    • D48 -

Trademarklast 30 trademarks

  • Information Trademark

    73311502 - INSIGHT LAMP
    • Serial number 73311502
    • Registration number 1191627
    • Filing date May 21, 1981
    • Keystone Lamp Mfg. Corporation
    • 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes