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US Patent: 2,988,858
Grinding machine
Patentees:
Ramsay M. Bell - Kalamazoo, MI
Miles M. Bass - Kalamazoo, MI

USPTO Classifications:
451/1, 451/159, 451/24, 451/367, 451/411

Tool Categories:

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

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 29, 1956
Granted: Jun. 20, 1961

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

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