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Original file (1,158 × 1,702 pixels, file size: 584 KB, MIME type: application/pdf, 6 pages)

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Description
English: Patented May 16, 1933 1,909,040

UNITED STATES PATENT OFFICE BORNETT L. BOBROFF, OF RACINE, WISCONSIN SIGNAL SWITCH CONSTRUCTION FOR AUTOMOTIVE VEHICLES

Application filed May 10, 1930. Serial No. 451,254.
Date
Source

Patented May 16, 1933 1,909,040 UNITED STATES PATENT OFFICE BORNETT L. BOBROFF, OF RACINE, WISCONSIN SIGNAL SWITCH CONSTRUCTION FOR AUTOMOTIVE VEHICLES Application filed May 10, 1930. Serial No. 451,254.

https://patentimages.storage.googleapis.com/58/16/ae/126b23dbc23446/US1909040.pdf
Author Bornett L. Bobroff (15 Sep 1882 - 27 Dec 1945)

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Patented May 16, 1933 1,909,040 UNITED STATES PATENT OFFICE BORNETT L. BOBROFF, OF RACINE, WISCONSIN SIGNAL SWITCH CONSTRUCTION FOR AUTOMOTIVE VEHICLES Application filed May 10, 1930. Serial No. 451,254.

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