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US Patent: 334,567
Saw (hardening method)
Patentee:
George N. Clemson (exact or similar names) - Middletown, NY

USPTO Classifications:
125/18, 30/350, 428/573, 428/686, 428/932, 76/112

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Geo. M. Hopkins
C. Sedgwick
Patent Dates:
Granted: Jan. 19, 1886

Patent Pictures:
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