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US Patent: 713,540
Bottle-neck-clamping mechanism for cork-pullers
Patentee: Edwin Walker (exact or similar names) - Erie, PA USPTO Classifications: 81/3.31 Tool Categories: household : cork extractors : bar corkscrews Assignees: None Manufacturer: Unknown Witnesses: H. J. Curtze Harold M. Sturgeon	Patent Dates: Applied: May 17, 1901 Granted: Nov. 11, 1902 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Mark Woodard

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