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US Patent: 215,505
Improvement in machines for uniting paper
Patentees:
Charles Carr - Boston, MA
James W. Bicknell - Boston, MA

USPTO Classifications:
226/153, 227/155, 227/80

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
G. W. Gregory
N. E. Whitney

Patent Dates:
Applied: Feb. 28, 1879
Granted: May 20, 1879

Patent Pictures:
USPTO pdf tiff
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