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US Patent: 192,247
Improvement in engraving-machines
Patentee:
Charles H. Field (exact or similar names) - Providence, RI

USPTO Classifications:
82/11.1, 82/19

Tool Categories:
metalworking machines : metal engraving machines
metalworking machines : metal lathes : ornamental lathes

Assignees:
None

Manufacturer:
Riverside Machine Co. - Riverside, RI

Witnesses:
J. C. B. Woods
Thomas F. Cosgrove

Patent Dates:
Applied: Mar. 23, 1877
Granted: Jun. 19, 1877

Patent Pictures:
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Vintage Machinery entry for Riverside Machine Co.
Description:
Improvements to the inventor's patent 66,819. "These engines are employed for engraving watch and locket cases, napkin-rings, cups, and numerous other articles..."

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