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US Patent: 143,848
Improvement in tenoning-machines
Patentee:
William M. Sack - Oakland, CA

USPTO Classifications:
144/5

Tool Categories:
woodworking machines : joint making machines : tenoning machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John L. Boone
C. M. Richardson

Patent Dates:
Applied: Jan. 24, 1873
Granted: Oct. 21, 1873

Patent Pictures:
USPTO pdf tiff
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