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US Patent: 2,494,152
Tool to Check Centrality and Alignment of Keyways in Shafts
Patentee:
William W. Ablett (exact or similar names) - Detroit, MI

USPTO Classifications:
33/519

Tool Categories:
layout tools : measurement gauges

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed
Patent Dates:
Applied: May 24, 1945
Granted: Jan. 10, 1950

Patent Pictures:
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