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US Patent: 193,609
Improvement in slide-rests for watch-makers' lathes
Patentee:
Caleb Hopkins (exact or similar names) - Waltham, MA

USPTO Classifications:
82/137

Tool Categories:
metalworking machines : metal lathes : watchmakers lathes

Assignees:
None

Manufacturer:
Hopkins Watch Tool Co. - Waltham, MA
Waltham Watch Tool Co. - Waltham, MA

Witnesses:
John Deis
C. B. Ferguson

Patent Dates:
Applied: Feb. 08, 1876
Granted: Jul. 31, 1877

Patent Pictures:
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"Vintage Machinery" entry for Waltham Watch Tool Co.
Description:
In 1883 the Hopkins Watch Tool Co. was reorganized and became the Waltham Watch Tool Co.

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