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US Patent: 26,956
Device for Attaching Spirit-Levels to a Square
Pocket-Level
Patentee:
Joseph Steger - Matteawan, NY

USPTO Classifications:
33/376

Tool Categories:
layout tools : levels

Assignees:
James M. Frear - Peekskill, NY

Manufacturer:
Unknown

Witnesses:
Isaac J. Baxter
John Lamoreaux
Henry Stile

Patent Dates:
Granted: Jan. 24, 1860

Patent Pictures: [ 1 | 2 | 3 | 4 ]
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Description:
This patent covers a spring-loaded clamp attached to a small level, allowing it to fixed to the blade of a square.

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