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US Patent: 230,735
Boring and mortising machine
Patentee:
Cornelius R. Brinckerhoff (exact or similar names) - Rochester, NY

USPTO Classifications:
144/79

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles B. Parsons
George B. Selden
Patent Dates:
Applied: Jun. 19, 1880
Granted: Aug. 03, 1880

Patent Pictures: [ 1 | 2 | 3 ]
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