Summary

Impact type electrical motor car horn incorporating two electromagnets and a cylindrical cone or 'horn'. Painted black. Marked with patent nos. 1050239, 1092117, and 116760. Made by the Schwarze Electric Co., Adrian, Michigan, United States of America, probably about 1930s

Refer to U.S. Patent No. 1,050,239. issued 14 January 1913, to Carl J. Schwarze, of Adrian, Michigan for 'Electrically-operated sound-producer'; Application filed 28 July 1911.

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