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US Patent: 54,640
Improved corkscrew
Patentee:
John Adt - Wolcottville, CT

USPTO Classifications:
81/3.35

Tool Categories:
household tools : cork extractors : pocket and protected cork extractors

Assignees:
Elisha Turner - Wolcottville, CT

Manufacturer:
Turner and Seymour Manufacturing Co. - Wolcottville, CT

Witnesses:
H. S. Barbour
John M. Barbour

Patent Dates:
Granted: May 08, 1866

Patent Pictures: [ 1 | 2 ]
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Description:
Notice the spiral slot in the case that accepts the worm.

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