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US Patent: 21,250
Sewing Machine
Improvement in Sewing Machines
Patentees:
R. B. Fitts - Charlestown, MA
Milton D. Whipple - Charlestown, MA

USPTO Classifications:
112/136, 112/221

Tool Categories:
household machines : sewing machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
P. E. Teschemacher
Thomas R. Roach

Patent Dates:
Granted: Aug. 24, 1858

Patent Pictures:
USPTO pdf tiff
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