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Patent for a pipe puller and holder for pulling and holding pipes from wells. Illustrations included.

Date: September 28, 1909

Creator: Blake, Samuel L.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for a valve used for well drilling designed to be confine fluid around the pipe. Illustrations included.

Date: September 28, 1909

Creator: Kreiter, Richard F.

Item Type: Patent

Partner: UNT Libraries Government Documents Department