John E. Hughey

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Birmingham, AL, US

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Patents Grantslast 30 patents

Information Patent Grant
Valve having internally pressurized sealing elements
- Patent number 4,187,878
- Issue date Feb 12, 1980
- Zurn Industries, Inc.
- John E. Hughey
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Guillotine valve with improved sealing means
- Patent number 4,054,261
- Issue date Oct 18, 1977
- Zurn Industries, Inc.
- Thomas F. Gilmore
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...