Thomas W. Springs

Follow

Person

Alpena, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Noise suppressing block molding machinery
- Patent number 4,395,213
- Issue date Jul 26, 1983
- Besser Company
- Thomas W. Springs
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Noise suppression structure for block making machinery
- Patent number 4,235,580
- Issue date Nov 25, 1980
- Besser Company
- Thomas W. Springs
- B28 - WORKING CEMENT, CLAY, OR STONE