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US Patent: 172,414
Improvement in machines for making slides for extension-tables
Patentee:
Heman R. French - West Randolph, VT

USPTO Classifications:
144/134.1, 144/136.1, 144/253.4

Tool Categories:
woodworking machines : joint making machines : dado machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. J. McWain
George Ranney

Patent Dates:
Applied: Jul. 24, 1875
Granted: Jan. 18, 1876

Patent Pictures:
USPTO pdf tiff
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