Information
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Patent Grant
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D394015
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Patent Number
D394,015
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Date Filed
Friday, March 21, 199727 years ago
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Date Issued
Tuesday, May 5, 199826 years ago
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Inventors
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Original Assignees
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Examiners
Agents
- Levisohn, Lerner, Berger & Langsam
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US Classifications
Field of Search
US
- D10 46
- D10 83
- 073 81
- 073 82
- 073 83
- 073 84
- 073 85
- 328 693
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International Classifications
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Claims
- The ornamental design for a hardness tester, as shown and described.
US Referenced Citations (4)
| Number |
Name |
Date |
Kind |
|
D250514 |
Etchison |
Dec 1978 |
|
|
D283599 |
Biddle, Jr. et al. |
Apr 1986 |
|
|
D351804 |
Kellstedt, Jr. et al. |
Oct 1994 |
|
|
5616857 |
Merck, Jr. et al. |
Apr 1997 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
| Parent |
55015 |
May 1996 |
|
