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Valve with flush action
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Patent number 5,120,020
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Issue date Jun 9, 1992
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Charles E. Laue Trust
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Charles E. Laue
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Method for fabricating a valve
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Patent number 4,521,948
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Issue date Jun 11, 1985
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Hamilton-Pax, Inc.
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Charles E. Laue
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Universal joint and method of making
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Patent number 4,371,358
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Issue date Feb 1, 1983
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Hamilton-Pax, Inc.
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Charles E. Laue
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Compression rod assembly
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Patent number 4,354,353
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Issue date Oct 19, 1982
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Hamilton-Pax, Inc.
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Charles E. Laue
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B60 - VEHICLES IN GENERAL
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Valve and method of making
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Patent number 4,215,714
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Issue date Aug 5, 1980
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Charles E. Laue
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...