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US Patent: 100,642
Improvement in clamps
Patentee:
George D. Lambert - New Haven, CT

USPTO Classifications:
269/171, 269/210

Tool Categories:
work holding : clamps

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Rufus H. Sanford
Frank Prescott

Patent Dates:
Granted: Mar. 08, 1870

Patent Pictures:
USPTO pdf tiff
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