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US Patent: 1,633,412
Eye and face shield for grinding wheels
Patentee:
Thomas J. Kelleher - Chicago, IL

USPTO Classifications:
362/413, 451/455

Tool Categories:
metalworking machines : grinders : sharpening machines : bench or pedestal grinders

Assignees:
None

Manufacturer:
Unknown

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 22, 1925
Granted: Jun. 21, 1927

Patent Pictures:
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Description:
This grinder shield was introduced as prior art that invalidated a claim of patent 2,069,395. The Kelleher patent was manufactured by "Acme".

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