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US Patent: 78,132
Improvement in planer-chucks
Patentee:
Charles H. Riggs - Windsor Locks, CT

USPTO Classifications:
269/221, 269/248, 269/85

Tool Categories:
metalworking machines : metal planers : metal planer accessories
work holding : vises : chucks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. W. Bliss
J. W. Mathewson

Patent Dates:
Granted: May 19, 1868

Reissue Information:
Reissued as RE3,121 (Sep. 15, 1868)

Patent Pictures: [ 1 | 2 ]
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