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Sealing cap tubular rivet head and assembly
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Patent number 4,647,264
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Issue date Mar 3, 1987
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Russell, Burdsall & Ward Corporation
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Walter R. Pamer
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Load indicating flange
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Patent number 4,498,825
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Issue date Feb 12, 1985
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Russell, Burdsall & Ward Corporation
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Walter R. Pamer
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Load indicating fastener
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Patent number 4,293,256
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Issue date Oct 6, 1981
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The Lamson & Sessions Co.
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Walter R. Pamer
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Fastener assembly
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Patent number 4,258,768
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Issue date Mar 31, 1981
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The Lamson & Sessions Co.
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Walter R. Pamer
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B60 - VEHICLES IN GENERAL