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US Patent: 177,446
Improvement in insertible saw-teeth
Patentee: Calvin Adams (exact or similar names) - Russellsburg, PA USPTO Classifications: 74/460, 83/845 Tool Categories: woodworking machines : circular saws : insertable saw teeth woodworking machines : machine and tool cutters : insertable saw teeth Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 07, 1875 Granted: May 16, 1876 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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