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US Patent: 246,840
Wood-boring machine
Patentee:
James Mason Trackwell - Skookumchuck, WA

USPTO Classifications:
408/111, 408/85

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Herbert A. Davis
J. Allres

Patent Dates:
Granted: Sep. 06, 1881

Patent Pictures:
USPTO pdf tiff
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