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Hickey removal system
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Patent number 5,809,891
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Issue date Sep 22, 1998
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Kemp Equipment Company, Inc.
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Norman H. Kemp
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B28 - WORKING CEMENT, CLAY, OR STONE
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Hickey removal system
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Patent number 5,400,711
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Issue date Mar 28, 1995
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Dahlgren USA, Inc.
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Norman H. Kemp
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B28 - WORKING CEMENT, CLAY, OR STONE
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Hickey removal system
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Patent number 5,345,865
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Issue date Sep 13, 1994
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Dahlgren USA, Inc.
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Norman H. Kemp
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Paper guide wheel
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Patent number 5,219,160
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Issue date Jun 15, 1993
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Norman H. Kemp
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Paper guide wheel
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Patent number 5,090,686
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Issue date Feb 25, 1992
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Norman H. Kemp
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Paper guide wheel
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Patent number 4,973,040
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Issue date Nov 27, 1990
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Norman H. Kemp
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Bearing locking apparatus
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Patent number 4,861,173
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Issue date Aug 29, 1989
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Advanced Graphics Technology, Inc.
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Norman H. Kemp
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...