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US Patent: 98,710
Improvement in ruling-device
Patentee:
E. H. Robinson - Janesville, WI

USPTO Classifications:
33/427

Tool Categories:
layout tools : squares : carpenter squares

Assignees:
None

Manufacturer:
Eagle Square Manufacturing Co. - Shaftsbury, VT

Witnesses:
William Winkley
S. P. Wilcox

Patent Dates:
Granted: Jan. 11, 1870
Antedated: Jan. 03, 1870

Patent Pictures: [ 1 | 2 ]
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