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Swivel bellows assembly
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Patent number 4,690,323
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Issue date Sep 1, 1987
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Seymour-Sheridan, Inc.
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David L. Morgan
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G05 - CONTROLLING REGULATING
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Thermostatic steam trap assembly
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Patent number 4,529,122
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Issue date Jul 16, 1985
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Seymour-Sheridan, Inc.
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David L. Morgan
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Bellows structure and method
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Patent number 4,457,213
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Issue date Jul 3, 1984
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Seymour-Sheridan, Inc.
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David L. Morgan
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...