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US Patent: 74,725
Improvement in clamps for trussing cylinders of staves
Patentee:
Walter Shepperman - Pittsburgh, PA

USPTO Classifications:
100/16, 147/4, 24/278, 254/264

Tool Categories:
trade specific : cooper
work holding : clamps

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
G. H. Matzel
S. S. Burns

Patent Dates:
Granted: Feb. 18, 1868

Patent Pictures:
USPTO pdf tiff
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