Gerald A. Stunkard

Follow

Person

Gladewater, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
In-line repairable top entry ball valve
- Patent number 4,637,421
- Issue date Jan 20, 1987
- Gerald A. Stunkard
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Top entry trunnion ball valve
- Patent number 4,566,482
- Issue date Jan 28, 1986
- Gerald A. Stunkard
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...