US Patent: 267,655
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| Plumb Bob
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Patentee:
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| Willis C. Vajen (exact or similar names) - Indianapolis, IN |
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Patent Dates:
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| Applied: |
Nov. 10, 1881 |
| Granted: |
Nov. 14, 1882 |
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Patent Pictures:
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1 | 2
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Willis C. Vajen patent November 14, 1882 |
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Stan Schulz
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Description: |
| The patent is for the interchangeable point and line holder, which allow the point to be stored in the body of bob, and the heavy portion of the body to be closest to the point. The specifications discuss work situations where this feature would be preferred.
A known example matches the patent drawings, and is marked with the patent date. |
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