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US Patent: 429,700
Grinding Machine
Patentee:
Edward H. Parks (exact or similar names) - Providence, Providence County, RI

USPTO Classifications:
125/11.03, 451/146

Tool Categories:
metalworking machines : grinders

Assignees:
Brown & Sharpe Mfg. Co. - Providence, Providence County, RI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 31, 1889
Granted: Jun. 10, 1890

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Brown & Sharpe Mfg. Co.

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