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US Patent: 1,763,479
Diamond Tool Holder
Patentee:
Ernest S. Richardson (exact or similar names) - Fort Wayne, Allen County, IN

USPTO Classifications:
125/11.01, 125/39, 82/158

Tool Categories:
metalworking machines : grinders : grinder dressers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Sep. 15, 1927
Granted: Jun. 10, 1930

Patent Pictures:
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Google Patents
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