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US Patent: 124,230
Improvement in machines for cutting square mortises
Patentee:
Charles H. Thompson (exact or similar names) - Cleveland, OH

USPTO Classifications:
144/83, 408/82, 408/83

Tool Categories:
woodworking machines : joint making machines : mortising machines
woodworking machines : wood drilling and boring : mortising machines

Assignees:
Thomas Elwood - Cleveland, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Mar. 05, 1872

Patent Pictures:
USPTO (New site tip)
Google Patents
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