US Patent: 16,144 - Method of clamping cutters in cutter-heads for planing-machines


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US Patent: 16,144

Method of clamping cutters in cutter-heads for planing-machines

Patentee:

Jonathan P. Grosvenor (exact or similar names) - Lowell, MA

USPTO Classifications:

144/218, 144/231

Tool Categories:

woodworking machines : machine and tool cutters : cutterheads

Assignees:

None

Manufacturer:

Combination Molding and Planing Machine Co. - New York, NY

Jonathan P. Grosvenor - Lowell, MA

Witnesses:

J. L. Morton

Samuel S. Hepworth

Patent Dates:
Granted:	Dec. 02, 1856

Patent Pictures:

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Vintage Machinery entry for J. P. Grosvenor.
Vintage Machinery entry for Combination Molding and Planing Machine Co.

Description:

"My improvements are particularly applicable to the machine for cutting moldings for which Letters Patent were granted to Nathaniel Gear on the 8th of November 1853..." (patent 10,204)

According to the 1873 "Subject-matter index of patents for inventions issued by the United States Patent Office", this patent was granted an extension.