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US Patent: 991,886
Turret Lathe
Patentees:
James C. Potter (exact or similar names) - Pawtucket, Providence County, RI
John Johnston (exact or similar names) - Pawtucket, Providence County, RI

USPTO Classifications:
74/814, 74/824

Tool Categories:
metalworking machines : metal lathes : turret lathes

Assignees:
Potter & Johnston Machine Co. - Pawtucket, Providence County, RI

Manufacturer:
Not known to have been produced

Witnesses:
Earl H. Roberts
Henry A. Aldrich
Jason E. Hutchinson
J. L. Lawler

Patent Dates:
Applied: Mar. 07, 1907
Granted: May 09, 1911

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Potter & Johnston Machine Co.

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