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Joseph Mulligan Jr.
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Omaha, NE, US
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last 30 patents
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Patent Grant
Hydraulic cushioning unit
Patent number
5,076,451
Issue date
Dec 31, 1991
Arthur Conley
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Patent Grant
Gas return railway car hydraulic cushioning unit and method of conv...
Patent number
4,805,517
Issue date
Feb 21, 1989
Rail Car America, Inc.
Arthur Conley
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...