Dental clamp
Description
FIG. 1 is a perspective view of a dental clamp showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a fragmentary right perspective view thereof;
FIG. 5 is a fragmentary left perspective view thereof;
FIG. 6 is a rear elevational view thereof; and,
FIG. 7 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Other references
158376 | January 1875 | Hickman |
658179 | September 1900 | Ivory |
3992781 | November 23, 1976 | Sturdivant |
4004345 | January 25, 1977 | Ely |
4310308 | January 12, 1982 | Oien |
4661063 | April 28, 1987 | Levy |
4986752 | January 22, 1991 | Graves |
- S.S. White General Catalog 1965 Edition, pp. 111-112, Rubber-dam clamps.
Patent History
Patent number: D353200
Type: Grant
Filed: Apr 26, 1991
Date of Patent: Dec 6, 1994
Inventor: Howard Martin (Silver Spring, MD)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Attorney: Walter G. Finch
Application Number: 7/692,077
Type: Grant
Filed: Apr 26, 1991
Date of Patent: Dec 6, 1994
Inventor: Howard Martin (Silver Spring, MD)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Attorney: Walter G. Finch
Application Number: 7/692,077
Classifications
Current U.S. Class:
Dental (46) (D24/176)