Material hardness tester or similar article
Latest King Tester Corporation Patents:
Description
FIG. 1 is a right side elevational view of a material hardness tester or similar article showing our new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof; and
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
| D178060 | June 1956 | Karol |
| D223174 | March 1972 | Pettavel |
| 1646195 | October 1927 | German |
| 2319208 | May 1943 | Clark |
| 2418916 | April 1947 | Weaver |
| 2535830 | December 1950 | Beck |
| 2804769 | September 1957 | Clark, Sr. |
| 3102417 | September 1963 | Chambers |
| 3478568 | November 1969 | Borgersen |
Patent History
Patent number: D283599
Type: Grant
Filed: Aug 29, 1983
Date of Patent: Apr 29, 1986
Assignee: King Tester Corporation (King of Prussia, PA)
Inventors: Ernest L. Biddle, Jr. (Rosemont, PA), Henry W. Wessells, III (Paoli, PA)
Primary Examiner: Carmen H. Vales
Attorney: Austin R. Miller
Application Number: 6/527,104
Type: Grant
Filed: Aug 29, 1983
Date of Patent: Apr 29, 1986
Assignee: King Tester Corporation (King of Prussia, PA)
Inventors: Ernest L. Biddle, Jr. (Rosemont, PA), Henry W. Wessells, III (Paoli, PA)
Primary Examiner: Carmen H. Vales
Attorney: Austin R. Miller
Application Number: 6/527,104
Classifications