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US Patent: 274,539
Corkscrew
Patentee:
Cornelius T. Williamson - Newark, NJ

USPTO Classifications:
81/3.35

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

Assignees:
None

Manufacturer:
C. T. Williamson Co. - Newark, NJ

Witnesses:
Walter Fowler
Chas. C. Gill
Herman Gustow

Patent Dates:
Applied: Dec. 08, 1882
Granted: Mar. 27, 1883

Patent Pictures:
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Description:
The patented feature is the details of the hinge between the handle and screw. The concave surfaces of the handle ends at the hinge point and the tapered ends facilitate the folding and holding functions of the hinge.

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