Paul M. Gassman

Follow

Person

Marshalltown, IA, US

People

Patents Applicationslast 30 patents

Information Patent Application
Control valve with integrated hardened valve seat
- Publication number 20040238780
- Publication date Dec 2, 2004
- Doug P. Gethmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...