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US Patent: 1,387,040
Tool for Dressing Emery Wheels
Patentee:
Francis C. Brandenburg (exact or similar names) - Piqua, Miami County, OH

USPTO Classifications:
125/37

Tool Categories:
metalworking machines : grinders : grinder dressers

Assignees:
None

Manufacturer:
Hetherington-McCabe Co. - Piqua, Miami County, OH

Witnesses:
none listed
Patent Dates:
Applied: Apr. 10, 1919
Granted: Aug. 09, 1921

Patent Pictures: [ 1 | 2 ]
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