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US Patent: 825,320
Spirit-Level
Patentee:
Edward G. Hewitt (exact or similar names) - New York, NY

USPTO Classifications:
33/386

Tool Categories:
layout tools : levels

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
M. Lawson Dyer
S. S. Dunham
Raphael Vetter

Patent Dates:
Applied: Jul. 08, 1905
Granted: Jul. 10, 1906

Patent Pictures:
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Report data errors or omissions to steward Ralph Brendler
Description:
This is a design for a metal evel for carpenters and masons. It is lighter than a standard machinists level, but retains the same accuracy.

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