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David W. Daugherety Jr.
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Bolingbrook, IL, US
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last 30 patents
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Patent Grant
Bearing assembly for an articulated coupling apparatus which connec...
Patent number
5,172,819
Issue date
Dec 22, 1992
Westinghouse Air Brake Company
David W. Daugherety
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...