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US Patent: 902,778
Plumb-Level
Patentee:
Justus A. Traut - New Britain, CT

USPTO Classifications:
33/384

Tool Categories:
layout tools : levels : level adjustments

Assignees:
The Stanley Rule & Level Co. - New Britain, CT

Manufacturer:
The Stanley Rule & Level Co. - New Britain, CT

Witnesses:
G. W. Traut
M. C. Conlin
Chas. M. Bard
Fred M. Dannenfelser

Patent Dates:
Applied: Apr. 08, 1908
Granted: Nov. 03, 1908

Patent Pictures:
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Description:
This is a level vial adjustment similar to Traut's earlier patent (820,028 - 3/8/1906), but designed to work for plumb vials. This design was used on many of Stanley's levels.

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