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US Patent: 189,199
Improvement in insertable saw-teeth
Patentee: Thomas S. Disston (exact or similar names) - Philadelphia, PA USPTO Classifications: 76/80, 83/844 Tool Categories: woodworking machines : circular saws : insertable saw teeth woodworking machines : machine and tool cutters : insertable saw teeth Assignees: Henry Disston - Philadelphia, PA Hamilton Disston - Philadelphia, PA Albert H. Disston - Philadelphia, PA Horace C. Disston - Philadelphia, PA Manufacturer: Not known to have been produced Witnesses: Henry Howson, Jr. Hubert Howson	Patent Dates: Applied: Sep. 04, 1876 Granted: Apr. 03, 1877 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Henry Disston & Sons

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