Information
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Patent Grant
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D420020
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Patent Number
D420,020
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Date Filed
Monday, December 14, 199826 years ago
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Date Issued
Tuesday, February 1, 200025 years ago
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Inventors
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Original Assignees
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Examiners
Agents
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US Classifications
Field of Search
US
- D15 128
- D15 199
- D08 61
- D08 67
- 030 361-367
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International Classifications
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Claims
- The ornamental design for a punching machine, as shown and described.
US Referenced Citations (4)