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US Patent: 482,211
Machine for Milling Plug Valves
Patentee:
William W. Tucker (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:
213/116, 409/276

Tool Categories:
metalworking machines : metal lathes : lathe tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jul. 13, 1891
Granted: Sep. 06, 1892

Patent Pictures:
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