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US Patent: 902,778
Plumb-Level
Patentee: Justus A. Traut (exact or similar names) - 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: USPTO (New site tip) Google Patents Report data errors or omissions to steward Ralph Brendler
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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