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US Patent: 1,227,162
Metal-shearing machine
Patentee:
Charles D. McDonald (exact or similar names) - Chicago, IL

USPTO Classifications:
83/405, 83/415, 83/419, 83/423, 83/430

Tool Categories:

Assignees:
McDonald Machine Co. - Chicago, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jul. 12, 1916
Granted: May 22, 1917

Patent Pictures:
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