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US Patent: 79,213
Improvement in Device for Holding Rotary Cutters while being Ground
Patentee:
Henry Disston - Philadelphia, PA

USPTO Classifications:
451/370, 451/374

Tool Categories:
woodworking machines : specialty machines : tool making machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
W. H. Maurice
A. H. Shoemaker

Patent Dates:
Granted: Jun. 23, 1868

Patent Pictures:
USPTO pdf tiff
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Description:
Improvement of Stone's patent No. 54036. Frame is arranged to accept a rotary cutter with rear rollers and a vertically adjustable roller.

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