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US Patent: 631,772
Bill-file
Patentee:
Emil J. Bein (exact or similar names) - Newark, NJ

USPTO Classifications:
211/51

Tool Categories:

Assignees:
Tucker File Co. - Newark, NJ

Manufacturer:
Not known to have been produced

Witnesses:
Frederick C. Fraentzel
William H. Camfield, Jr.

Patent Dates:
Applied: Jul. 06, 1897
Granted: Aug. 29, 1899

Patent Pictures:
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