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US Patent: 99,917
Sliding Square & Caliper
Patentee:
Lysander L. Lamb - Fitchburg, MA

USPTO Classifications:
33/427

Tool Categories:
layout tools : measurement gauges

Assignees:
Lysander L. Lamb - Fitchburg, MA
Earl Vaughan, Jr. - Fitchburg, MA

Manufacturer:
Not known to have been produced

Witnesses:
H. P. Tyrrell
E. Vaughan, Jr.

Patent Dates:
Granted: Feb. 15, 1870

Patent Pictures:
USPTO pdf tiff
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