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US Patent: 1,284,721
Work Holder for Cutter Grinding Machines
Patentee:
Joseph Lefevre (exact or similar names) - Pawtucket, RI

USPTO Classifications:
451/374

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. Woodard
James G. Connolly
Sabina W. Wood
Patent Dates:
Applied: Jan. 02, 1918
Granted: Nov. 12, 1918

Patent Pictures:
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