US Patent: 470,196 - Tool-holder for grinding tools


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US Patent: 470,196

Tool-holder for grinding tools

Patentees:

Carl J. Jacobson (exact or similar names) - Brooklyn, NY

Joseph H. Stein (exact or similar names) - New York, NY

USPTO Classifications:

451/370

Tool Categories:

work holding : sharpening jigs and fixtures

woodworking machines : woodworking machine parts or accessories : woodworking machine sharpening mechanisms

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

W. J. Morgan

W. B. Earll

Patent Dates:
Applied:	Feb. 14, 1890
Granted:	Mar. 08, 1892

Patent Pictures:

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Description:

"Our invention consists of a gaging and holding block and clamping attachment of novel contrivance adapted for holding wood-plane bits, chisels, gouges and the like by hand, for applying them to the grindstone or oil-stone, and gaging them for grinding the edges true..."