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in creator/contributor: "Ackman, George, Jr."

Patent for a tie bar. Illustration included.

Date: January 17, 1905

Creator: Mareburger, Robert Julius

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for an acetylene gas generator which automatically regulates the feeding of carbide into the generator.

Date: September 17, 1907

Creator: Kinard, John M.

Item Type: Patent

Partner: UNT Libraries Government Documents Department