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US Patent: 307,413
Wrench
Patentee:
Henry Arnold Rueter - Boston, MA

USPTO Classifications:
81/442

Tool Categories:
wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
F. L. Houghton
C. W. Houghton
Chs. Houghton

Patent Dates:
Applied: Apr. 14, 1884
Granted: Oct. 28, 1884

Patent Pictures:
Henry Arnold Rueter patent October 28, 1884
USPTO pdf tiff
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Description:
This barrel bushing wrench is composed of two halves hinged at the bottom, and each having half the hole for a rod handle. Twisting the wrench with a rod handle also spreads the halves to grip the inside of a barrel bushing. Rueter's parallel patent (no. 307,412) describes one such bushing.

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