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US Patent: 1,769,517
Circuit closure
Patentee: Mathew G. Ivandick (exact or similar names) - Chicago, IL USPTO Classifications: 200/61.38, 200/DIG.029, 74/552 Tool Categories: Assignees: Franklin Hardinge - Chicago, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 10, 1927 Granted: Jul. 01, 1930 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Hardinge Brothers
Description: Automobile turn signal switch on steering wheel.

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