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US Patent: 20,918
Machine for manufacturing chair-backs
Patentee:
Samuel E. Foster - Fitchburg, MA

USPTO Classifications:
144/134.1, 144/144.1, 144/152, 144/278.1

Tool Categories:
specialty machines
trade specific : chair maker
woodworking machines : specialty machines

Assignees:
Walter Heywood Chair Co. - Fitchburg, MA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Jul. 13, 1858

Patent Pictures:
USPTO pdf tiff
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