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US Patent: 1,251,905
Grinding Disc or Bur
Patentee:
Myron R. Martin (exact or similar names) - St. Louis Park, MN

USPTO Classifications:
241/296

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed
Patent Dates:
Applied: May 18, 1916
Granted: Jan. 01, 1918

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
Spear, Middleton, Davidson & Spear - patent attorneys

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