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US Patent: 467,016
Square for Leveling & Aligning Shafting
Patentee:
Moses F. Oliver (exact or similar names) - Holyoke, MA

USPTO Classifications:
33/339, 33/384

Tool Categories:
layout tools : special purpose gauges
layout tools : levels

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
A. F. Hitchcock
J. D. Garfield

Patent Dates:
Applied: Jul. 18, 1891
Granted: Jan. 12, 1892

Patent Pictures: [ 1 | 2 ]
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