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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)
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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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