UNT Libraries Government Documents Department - 4 Matching Results

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Gin-Saw Filer and Gummer

Patent for an improved gin saw filer and gummer. This model would yield sharp conical shaped teeth, and straighten bent or deformed teeth.

Date: July 9, 1918

Creator: Norman, James E.

Item Type: Patent

Patent for improvements to overshot fishing tools, particularly for the use of removing, fishing out, "tools, parts of tools and other articles from" bored or drilled wells (lines 20-21). These improvements are designed to be manufactured cheaply.

Date: July 17, 1919

Creator: Kliewer, Edward A.

Item Type: Patent

Process and Formula for Tanning Hides.

Patent for the formula and processing used in tanning hides that is cheaper and more effective.

Date: July 2, 1918

Creator: Moore, Rufus N.

Item Type: Patent

Railway Rail Joint

Patent for strengthening the nails and their meeting ends.

Date: July 25, 1916

Creator: Nichols, Walt M.

Item Type: Patent

UNT Libraries Government Documents Department - 4 Matching Results

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Gin-Saw Filer and Gummer

Overshot Fishing-Tool

Process and Formula for Tanning Hides.

Railway Rail Joint