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US Patent: 508,982
Channel Cutting Tool for Planing Machines
Patentee:
William C. Rolston - Boston, MA

USPTO Classifications:
407/67, 407/8, 407/97, 409/304, 409/348

Tool Categories:
metalworking machines : metal planers : metal planer tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 31, 1893
Granted: Nov. 21, 1893

Patent Pictures:
USPTO pdf tiff
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