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US Patent: 1,274,820
Duplex Oscillating Saw
Patentee:
Clarence E. Van Auken - Chicago, IL

USPTO Classifications:
30/392, 83/464, 83/513, 83/529, 83/556, 83/578, 83/647

Tool Categories:

Assignees:
Cora F. Van Auken - Chicago, IL

Manufacturer:
Not known to have been produced

Witnesses:
William E. Lawton

Patent Dates:
Applied: May 07, 1917
Granted: Aug. 06, 1918

Patent Pictures:
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Description:
This saw is for sawing iron or steel shafts.

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