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US Patent: 108,933
Brace for cutting screw threads
Patentee:
Zina S. Ogden - Glens Falls, NY

USPTO Classifications:
408/187

Tool Categories:
woodworking tools : braces

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. Morgan
Enoch H. Rosekrans

Patent Dates:
Granted: Nov. 01, 1870

Patent Pictures:
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