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US Patent: 142,296
Improvement in boring-machines
Patentee:
Joseph Strickler - Columbiana, OH

USPTO Classifications:
408/111

Tool Categories:
woodworking machines : wood drilling and boring : portable timber borers
woodworking machines : joint making machines : portable timber borers

Assignees:
William W. Wallace - Pittsburgh, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 07, 1871
Granted: Aug. 26, 1873

Patent Pictures:
USPTO pdf tiff
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