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James L. Birke

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  • North Tonawanda, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Slug riveting method and apparatus with C-frame deflection compensa...
    • Patent number 5,060,362
    • Issue date Oct 29, 1991
    • Gemcor Engineering Corp.
    • James L. Birke
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for inserting fasteners
    • Patent number 5,027,490
    • Issue date Jul 2, 1991
    • Gemcor Engineering Corporation
    • Bradley M. Roberts
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of inserting fasteners
    • Patent number 4,998,943
    • Issue date Mar 12, 1991
    • Gemcor Engineering Corporation
    • Bradley M. Roberts
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Slug riveting method and apparatus
    • Patent number 4,908,928
    • Issue date Mar 20, 1990
    • Frank T. Mazurik
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...