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US Patent: 83,982
Improvement in head-blocks
Patentees:
Alexander C. Martin (exact or similar names) - Hamilton, OH
William Ritchie (exact or similar names) - Hamilton, OH

USPTO Classifications:
83/720

Tool Categories:
woodworking machines : sawmills : sawmill headblocks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Nov. 10, 1868

Patent Pictures:
USPTO (New site tip)
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