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US Patent: 2,591,353
Electrical switch Make-before-break double-pole switch
Patentees: Glen A. Guernsey (exact or similar names) - West Springfield, MA Kenneth A. Harmon (exact or similar names) - Longmeadow, MA USPTO Classifications: 200/19.13 Tool Categories: electrical devices : electric switches Assignees: Wico Electric Co. - West Springfield, MA Manufacturer: Wico Electric Co. - West Springfield, MA Witnesses: Unknown	Patent Dates: Applied: Feb. 17, 1951 Granted: Apr. 01, 1952 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Witherbee Igniter Co.; Wico Electric Co.

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