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Centrifugal clutch
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Patent number 5,437,356
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Issue date Aug 1, 1995
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Hoffco, Inc.
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Thomas H. Lohr
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Quiet-running centrifugal clutch
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Patent number 5,419,421
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Issue date May 30, 1995
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Hoffco, Inc.
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Thomas H. Lohr
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Variable speed drive system
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Patent number 5,377,774
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Issue date Jan 3, 1995
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Hoffco, Inc.
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Thomas H. Lohr
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...