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US Patent: 403,408
Combined Wrench and Piston Lubricator
Patentees:
Thomas J. Baker (exact or similar names) - Findlay, OH
Charles E. Baker (exact or similar names) - Findlay, OH

USPTO Classifications:
277/513, 277/520

Tool Categories:
wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. S. Knight
Geo. T. Smallwood
W. S. Van Horn
R. W. Waltermire
Patent Dates:
Applied: Jan. 30, 1889
Granted: May 14, 1889

Patent Pictures:
Thomas J. Baker and Charles E. Baker patent February 14, 1889
USPTO (New site tip)
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Description:
The lubricator is designed so that it also forms the main arm of a wrench for the stuffing-box.

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