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Sonic logging tool
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Patent number 4,446,539
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Issue date May 1, 1984
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Bell Petroleum Services, Inc.
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Robert J. von Bose
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Sonic logging tool
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Patent number 4,365,321
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Issue date Dec 21, 1982
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WPC, Inc.
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Robert J. von Bose
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Flange connector
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Patent number 4,183,189
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Issue date Jan 15, 1980
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Oil States Rubber Company
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Cecil T. Keller
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Tube closure
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Patent number 4,160,612
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Issue date Jul 10, 1979
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Oil States Rubber Co.
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Fred G. Britton
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Diaphragm closure support system
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Patent number 4,145,158
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Issue date Mar 20, 1979
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Oil States Rubber Co.
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Fred G. Britton
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Sealed cushioning unit
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Patent number 4,043,545
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Issue date Aug 23, 1977
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Halliburton Company
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Darrell D. Dial
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Shock absorber assembly
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Patent number 3,988,013
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Issue date Oct 26, 1976
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Oil States Rubber Company
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Robert J. Von Bose
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Dock bumper unit
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Patent number 3,933,111
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Issue date Jan 20, 1976
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Oil States Rubber Company
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Robert J. von Bose
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING