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US Patent: 38,135
Improved machine for cutting rasps
Patentees:
David Shattuck (exact or similar names) - Cambridge, MA
John S. Shattuck (exact or similar names) - Malden, MA

USPTO Classifications:
76/13

Tool Categories:
tool making : making files

Assignees:
Whipple File Mfg. Co. - Unknown, MA

Manufacturer:
Not known to have been produced

Witnesses:
Samuel Cooper
P. E. Teschemacher

Patent Dates:
Granted: Apr. 07, 1863

Patent Pictures:
USPTO (New site tip)
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