Title:
RING HAVING A HINGEDLY-SECURED,CRESCENT-SHAPED SIZING ELEMENT
United States Patent 3465544
Inventors:
Tucker, Dalton R.
Publication Date:
09/09/1969
International Classes:
A44C9/02; A44C9/00; A44C9/02
US Patent References:
| 3261181 | Finger ring releasably lockable over knuckle joint | | | |