On July 17, 1888 Granville Woods received a patent for the "tunnel construction for electric railways" - This Day in Patent History

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PatentYogi_This Day in Patent History_July 16

Patent Information
Publication number: US 386,282
Patent Title: Tunnel Construction for Electric Railways
Publication date: Jul 17, 1888
Filing Date: May 2, 1887
Inventors: Granville Woods

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