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US Patent: 3,181,283
Means for cutting chip breaker grooves
Patentee:
Philip B. Tuttle - Kalamazoo, MI

USPTO Classifications:
451/213, 451/273, 451/367, 451/377

Tool Categories:

Assignees:
Hammond Machinery Builders, Inc. - Kalamazoo, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: May 04, 1965

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Hammond Machine Co.

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