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Well Drilling Machine

Patent for well drilling machine. Illustrations included.

Date: October 2, 1906

Creator: Boaz, Ernest O. & Kenehan, John

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Acetylene Gas Generator

Patent for an acetylene gas generator. This invention is designed to be automatic, use non-freezing fluids, and work on railway trains or ships. Illustrations included.