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US Patent: 456,860
Nipple Holder
Patentee:
Henry  R. Spencer (exact or similar names) - Catskill, NY

USPTO Classifications:
279/7

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Donn Twitchell
C. Sedgwick
Ambrose Jones
Clarence E. Bloodgood

Patent Dates:
Applied: Mar. 26, 1891
Granted: Jul. 28, 1891

Patent Pictures:
Henry R. Spencer patent July 28, 1891
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Description:
The tool is described in terms of holding a partially threaded pipe nipple while the remainder is threaded. The essential feature is the internal tapered head with biting edges to grip the inside of the nipple. It could also function as a limited wrench for pipe nipples.

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