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US Patent: 18,640
Mode of operating fly-frames of printing-presses
Patentee:
Richard M. Hoe (exact or similar names) - New York, NY

USPTO Classifications:
271/83

Tool Categories:
trade specific : printer

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
O. D. Munn
T. J. Shepherd
Patent Dates:
Granted: Nov. 17, 1857

Patent Pictures:
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