Texas Patents - 6 Matching Results

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Patent for a cotton picker. Illustration included.

Date: November 29, 1904

Creator: Hoskins, William Wharton

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for "a new and useful Improvement in Screw-Propellers and their adaptation to the hulls of vessels" (lines 4-6) including illustrations.

Date: November 9, 1875

Creator: Wilson, Joseph Erwin

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for a process of treating waste animal matter from tallow-rendering factories with plaster-of-paris for use as fertilizer.

Date: November 25, 1873

Creator: Stevens, Hennell

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for an apparatus that prevents the clogging of the working barrels of pumps.

Date: November 13, 1917

Creator: Carmichael, Robert E.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for a rotary drilling apparatus that specifies in wells and mines.

Date: November 5, 1918

Creator: Robert E. Carmichael

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for certain new and useful improvements in two piece boxes, including instructions and illustrations.

Date: November 28, 1899

Creator: Armstrong, Martin

Item Type: Patent

Partner: UNT Libraries Government Documents Department