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US Patent: 230,634
Pipe Tongs
Patentee:
Hazen P. Huntoon - Cambridgeport, MA

USPTO Classifications:
81/168, 81/403

Tool Categories:
wrenches : pipe wrenches : pipe tongs

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
S. N. Piper
W. W. Lunt
R. H. Eddy

Patent Dates:
Applied: Dec. 13, 1879
Granted: Aug. 03, 1880

Patent Pictures:
Hazen P. Huntoon patent April 3, 1880
USPTO pdf tiff
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Description:
The patent is for the flanged "tubular nut" that fits in the hooked jaw portion of the tongs.

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