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GB Patent: GB-190,602,917
Improvements relating to mortising machines
Converting between hollow-chisel and chain mortisers
Patentee:
William Blackett Haigh (exact or similar names) - Oldham, England

USPTO Classifications:

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

Assignees:
W. B. Haigh & Co., Ltd. - Oldham, England

Manufacturer:
W. B. Haigh & Co., Ltd. - Oldham, England

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 06, 1906
Granted: May 31, 1906

Patent Pictures:
Espacenet patent
Report data errors or omissions to steward Jeff Joslin
"Vintage Machinery" entry for W. B. Haigh & Co., Ltd.

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