Charles B. Coerver

Follow

Person

Imperial, MO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Bolt action ring binder assembly
- Patent number 6,203,229
- Issue date Mar 20, 2001
- Charles B. Coerver
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Ring binder
- Patent number 6,179,508
- Issue date Jan 30, 2001
- U.S. Ring Binder Corporation
- Charles B. Coerver
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER