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Mounting for audible signal valve knob
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Patent number 4,776,296
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Issue date Oct 11, 1988
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Regal Ware, Inc.
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Thomas W. Heermans
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Audible signal valve knob
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Patent number 4,418,637
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Issue date Dec 6, 1983
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Regal Ware, Inc.
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Thomas W. Heermans
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Audible signal valve knob
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Patent number 4,134,358
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Issue date Jan 16, 1979
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Regal Ware, Inc.
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Thomas W. Heermans
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...