US Patent: 846,016 - Fruit Jar Wrench


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US Patent: 846,016

Fruit Jar Wrench

Patentee:

Joseph L. De Steiger (exact or similar names) - La Salle, IL

USPTO Classifications:

Tool Categories:

Assignees:

None

Manufacturer:

Unknown

Witnesses:

Patent Pictures: [ 1 | 2 ]

Joseph L. De Steiger Pat. March 5, 1907

Description:

A thumb screw acts as a clamp to tighten the grip around the jar lid. A roller straightens and smooths the edge of the cap.