Material hardness tester or similar article

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Information

Patent Grant
D283599

References
Source

Patent Number
D283,599
Date Filed
Monday, August 29, 1983
42 years ago
Date Issued
Tuesday, April 29, 1986
39 years ago

Inventors
- Ernest L. Biddle Jr.
- Henry W. Wessells III
Original Assignees
- KING TESTER CORPORATION
Examiners
- Vales; Carmen H.
Agents
- Miller; Austin R.

US Classifications
- D10 - Measuring, testing, or signalling instruments
Field of Search
- US
- D10 46
- D10 83
- 073 81
- 073 83
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a material hardness tester or similar article, as shown.

US Referenced Citations (9)

Number	Name	Date	Kind
D178060	Karol	Jun 1956
D223174	Pettavel	Mar 1972
1646195	German	Oct 1927
2319208	Clark	May 1943
2418916	Weaver	Apr 1947
2535830	Beck	Dec 1950
2804769	Clark, Sr.	Sep 1957
3102417	Chambers	Sep 1963
3478568	Borgersen	Nov 1969