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US Patent: 851,831
Index Head
Patentee:
John Parker - Providence, RI

USPTO Classifications:
74/813R, 74/825

Tool Categories:
metalworking machines : indexers and dividers

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

Manufacturer:
Brown & Sharpe Mfg. Co. - Providence, RI

Witnesses:
W. H. Thurston
J. H. Thurston
Catherine G. Bradley

Patent Dates:
Applied: Feb. 05, 1904
Granted: Apr. 30, 1907

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Brown & Sharpe Mfg. Co

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