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US Patent: 336,697
Saw (hardening method)
Patentee:
George N. Clemson (exact or similar names) - Middletown, NY

USPTO Classifications:
30/350, 76/112, 83/835

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Geo. M. Hopkins
C. Sedgwick
Patent Dates:
Granted: Feb. 23, 1886

Patent Pictures:
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