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Paul J. Barthelemy
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Sauk Rapids, MN, US
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last 30 patents
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Patent Grant
Butterfly valve having cartridge construction with improved bearings
Patent number
4,225,113
Issue date
Sep 30, 1980
General Signal Corporation
Paul J. Barthelemy
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Butterfly valve with improved shaft connection
Patent number
4,225,114
Issue date
Sep 30, 1980
General Signal Corporation
Paul J. Barthelemy
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...