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US Patent: 377,868
Calipers or Dividers
Patentee:
Joshua Stevens - Chicopee Falls, MA

USPTO Classifications:
33/558.1

Tool Categories:
layout tools : calipers

Assignees:
J. Stevens Arms and Tool Co. - Chicopee Falls, MA

Manufacturer:
J. Stevens Arms and Tool Co. - Chicopee Falls, MA

Witnesses:
Geo. H. Nettleton
F. J. Warner
Geo. W. Breck
Wm. H. Hannam

Patent Dates:
Applied: Sep. 09, 1887
Granted: Feb. 14, 1888

Patent Pictures: [ 1 | 2 ]
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Description:
This design features a caliper joint that is completely enclosed, and thus protected from picking up grit in use.

These were produced in both caliper and divider formats by the J. Stevens Company, and are marked with the patent date on the bow.

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