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Non-metallic floor box
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Patent number 6,096,972
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Issue date Aug 1, 2000
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Walker Systems, Inc.
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Timothy Bowman
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Non-metallic floor box
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Patent number 5,783,774
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Issue date Jul 21, 1998
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Walker Systems, Inc.
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Timothy Bowman
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Non-metallic floor box
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Patent number 5,679,924
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Issue date Oct 21, 1997
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Walker Systems, Inc.
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Joe A. Young
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Modular power distribution system
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Patent number 5,675,194
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Issue date Oct 7, 1997
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Walker Systems, Inc.
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Charles N. Domigan
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Low tension access hatch
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Patent number 5,030,795
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Issue date Jul 9, 1991
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Butler Manufacturing Company
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Charles N. Domigan
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Cellular raceway
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Patent number 4,986,045
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Issue date Jan 22, 1991
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Butler Manufacturing Co.
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Charles N. Domigan
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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-
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Double adjustable duct support
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Patent number 4,876,834
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Issue date Oct 31, 1989
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Butler Manufacturing Company
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Charles N. Domigan
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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-
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Adaptor for poke-thrus
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Patent number 4,745,717
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Issue date May 24, 1988
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Butler Manufacturing Company
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Charles N. Domigan
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Box for raised floors
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Patent number 4,536,612
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Issue date Aug 20, 1985
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Butler Manufacturing Company
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Charles N. Domigan
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER