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US Patent: 501,975
Corkscrew
Patentee: Edwin Walker (exact or similar names) - Erie, PA USPTO Classifications: 30/1.5, 7/155, 81/3.29 Tool Categories: household : cork extractors : self and partial cork pullers Assignees: None Manufacturer: Erie Specialty Co. - Erie, PA Witnesses: F. W. Grant G. J. Mead	Patent Dates: Applied: Jun. 02, 1892 Granted: Jul. 25, 1893 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Mark Woodard

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