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US Patent: RE7,240
Machines for Grinding Rollers
Patentee:
J. Morton Poole (exact or similar names) - Wilmington, New Castle County, DE

USPTO Classifications:
451/134, 451/152

Tool Categories:
metalworking machines : grinders : profile and contour grinders

Assignees:
J. Morton Poole - Wilmington, New Castle County, DE
William T. Porter - Wilmington, New Castle County, DE
Thomas S. Poole - Wilmington, New Castle County, DE

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 15, 1876
Granted: Jul. 25, 1876

Reissue Information:
Reissue of 104,492 (Jun. 21, 1870)

Patent Pictures:
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