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Roland Thoms

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  • Mullheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for manufacturing a shadow mask
    • Patent number 5,484,074
    • Issue date Jan 16, 1996
    • BMC Industries, Inc.
    • Dean T. Deibler
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Multi-graded aperture masks
    • Patent number 4,743,795
    • Issue date May 10, 1988
    • BMC Industries, Inc.
    • Roland Thoms
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Multi-graded aperture mask method
    • Patent number 4,632,726
    • Issue date Dec 30, 1986
    • BMC Industries, Inc.
    • Roland Thoms
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Television picture tubes
    • Patent number 4,596,629
    • Issue date Jun 24, 1986
    • BMC Industries, Inc.
    • Roland Thoms
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Television picture tube with aperture mask having recesses therein
    • Patent number 4,518,892
    • Issue date May 21, 1985
    • Buckbee-Mears Company
    • Roland Thoms
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Color picture tube and aperture mask therefor
    • Patent number 4,389,592
    • Issue date Jun 21, 1983
    • Buckbee-Mears Company
    • Roland Thoms
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Hole technology
    • Patent number 4,353,948
    • Issue date Oct 12, 1982
    • Buckbee-Mears Company
    • Roland Thoms
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Process of forming graded aperture masks
    • Patent number 4,303,466
    • Issue date Dec 1, 1981
    • Buckbee-Mears Company
    • Roland Thoms
    • H01 - BASIC ELECTRIC ELEMENTS