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Five axis riveter and system
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Patent number 5,248,074
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Issue date Sep 28, 1993
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Gemcor Engineering Corp.
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Thomas H. Speller
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Programmable fixture and assembly cell
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Patent number 5,220,718
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Issue date Jun 22, 1993
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Gemcor Engineering Corp.
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Thomas H. Speller
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Dimpling and riveting method and apparatus
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Patent number 5,042,137
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Issue date Aug 27, 1991
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Gencor Engineering Corp.
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Thomas H. Speller
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Five axis riveter and system
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Patent number 4,966,323
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Issue date Oct 30, 1990
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Gemcor Engineering Corp.
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Thomas H. Speller
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Five axis riveter
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Patent number 4,864,702
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Issue date Sep 12, 1989
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Gemcor Engineering Corp.
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Thomas H. Speller
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Dimpling and riveting apparatus
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Patent number 4,858,289
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Issue date Aug 22, 1989
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Gemcor Engineering Corp.
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Thomas H. Speller
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Programmable fixture and assembly cell
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Patent number 4,821,408
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Issue date Apr 18, 1989
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Gemcor Engineering Corp.
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Thomas H. Speller
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR