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US Patent: 393,817
Mortising-machine
Portable multi-drill mortising machine
Patentee:
William H. Clapp (exact or similar names) - Auburn, NY

USPTO Classifications:
144/70, 408/112, 408/42, 408/53

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 20, 1888
Granted: Dec. 04, 1888

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Description:
Intended for mortising window-jambs.

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