US Patent: 1,177,131
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| Level
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Patentee:
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| William J. Neidl (exact or similar names) - New Britain, CT |
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Patent Dates:
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| Applied: |
May 13, 1915 |
| Granted: |
Mar. 28, 1916 |
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Patent Pictures:
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USPTO (New site tip) Google Patents
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Russ Allen.
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Description: |
| Level body is constructed out of sheet metal to protect the vials. |
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