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US Patent: 77,347
Improvement in nut machines
Patentee:
Albert B. Bean (exact or similar names) - New Haven, CT

USPTO Classifications:
470/89, 74/53

Tool Categories:
specialty machines : nut or bolt making machines

Assignees:
W. T. Scranton - New Haven, CT
Albert B. Bean - New Haven, CT

Manufacturer:
Not known to have been produced

Witnesses:
John H. Shumway
A. J. Tibbits

Patent Dates:
Granted: Apr. 28, 1868

Patent Pictures:
USPTO (New site tip)
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