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US Patent: 1,404,342
Surface-treating machine
Patentee:
Alex A. Clarke - Dallas, TX

USPTO Classifications:
15/52.1, 451/352

Tool Categories:
woodworking machines : sanding machines : drum sanders

Assignees:
None

Manufacturer:
Clarke Sanding Machine Co. - Chicago, IL

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 26, 1920
Granted: Jan. 24, 1922

Patent Pictures:
USPTO pdf tiff
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