US Patent: 49,802 - Improvement in Pendulum Levels


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US Patent: 49,802

Improvement in Pendulum Levels

Patentee:

B. F. St. John (exact or similar names) - Shelbyville, IN

USPTO Classifications:

33/391

Tool Categories:

layout tools : levels : pendulum levels

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Granted:	Sep. 05, 1865

Patent Pictures:

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Description:

This patent covers a new and simple way of manufacturing the pendulum for a pendulum level. The pendulum, weight, and indicator are all formed from a single piece.