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The ornamental design for a material hardness tester or similar article, as shown. |
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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.
Biddle, Jr., Ernest L., Wessells, III, Henry W.
| Patent | Priority | Assignee | Title |
| 4945490, | Apr 11 1988 | Brinell hardness indicator with digital readout | |
| 5150608, | Feb 19 1991 | NEWAGE TESTING INSTRUMENTS, INC | Centering device for use with Brinell hardness-measuring probe |
| 5483821, | Feb 19 1991 | NEWAGE TESTING INSTRUMENTS, INC | Brinell hardness-measuring probe with centering device |
| 8590367, | Aug 31 2011 | King Tester Corporation | Portable Brinell hardness tester |
| 9568406, | Aug 31 2011 | King Tester Corporation | Portable brinell hardness tester with stented through bore pumping chamber |
| D304427, | Oct 31 1986 | King Tester Corporation | Hardness testing block |
| D356515, | Oct 26 1992 | Matsuzawa Seiki Kabushikikaisha | Hardness testing apparatus |
| D394015, | May 28 1996 | Illinois Tool Works Inc | Hardness tester |
| D661969, | Jan 10 2011 | King Tester Corporation | Pressure release lever |
| D691501, | May 18 2012 | MTS Systems Corporation | Housing for a material testing machine |
| D704582, | Aug 10 2012 | Shimadzu Corporation | Hardness tester |
| D709353, | Aug 22 2012 | King Tester Corporation | Maintenance support for a test head removed from a portable Brinell metal hardness tester |
| D728401, | May 18 2012 | MTS Systems Corporation | Housing for a material testing machine |
| D729613, | Aug 28 2012 | King Tester Corporation | Stroke limiter bracket |
| D763109, | May 18 2012 | MTS Systems Corporation | Housing for a material testing machine |
| D796360, | May 18 2012 | MTS Systems Corporation | Housing for a material testing machine |
| D847674, | Jul 14 2017 | Mitutoyo Corporation | Hardness tester |
| D847675, | Jul 14 2017 | Mitutoyo Corporation | Hardness tester |
| D847676, | Jul 14 2017 | Mitutoyo Corporation | Hardness tester |
| D848867, | Jul 14 2017 | Mitutoyo Corporation | Display device for hardness tester |
| D848882, | Jul 14 2017 | Mitutoyo Corporation | Hardness tester |
| D848883, | Jul 14 2017 | Mitutoyo Corporation | Hardness tester |
| Patent | Priority | Assignee | Title |
| 1646195, | |||
| 2319208, | |||
| 2418916, | |||
| 2535830, | |||
| 2804769, | |||
| 3102417, | |||
| 3478568, | |||
| 178060, | |||
| 223174, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jul 29 1983 | WESSELLS, HENRY W III | KING TESTER CORPORATION, A PA CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 004168 | /0864 | |
| Aug 18 1983 | BIDDLE, ERNEST L JR | KING TESTER CORPORATION, A PA CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 004168 | /0864 | |
| Aug 29 1983 | King Tester Corporation | (assignment on the face of the patent) | / |
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