US Patent: D57,044
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| Dental Die Device
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Patentees:
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| John E. Hollison (exact or similar names) - Chicago, IL |
| Charles H. Miller (exact or similar names) - Chicago, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 27, 1919 |
| Granted: |
Feb. 01, 1921 |
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Patent Pictures:
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John E. Hollison and Charles H. Miller patent February 1, 1921 |
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Stan Schulz
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Description: |
| Pliers type tool with rotating dies to form dental crown caps. |
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