UNT Libraries Government Documents Department - 7 Matching Results

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Excavating and Grading Machine.

Patent for a cultivating machine that pulverizes colds of soil using a revolving cylinder of blades, including illustration.

Date: July 19, 1859

Creator: Morrel, Z. N.

Item Type: Patent

Portable Oven.

Patent for outdoor use of the Dutch oven and skillet converting the cover of the Dutch oven as a way to suspend frying pan or gridiron over coals to heat, including illustration.

Date: July 12, 1859

Creator: Morrel, Z. N.

Item Type: Patent

Improvement in Cotton and Hay Presses.

Patent for the "improvement in Horizontal Cotton - Presses for compressing cotton, hay, and other articles and substances for baling; ..." (lines 3-6), including illustrations.

Date: July 5, 1859

Creator: Stockbridge, Elam

Item Type: Patent

Improvement in Machines for Planting Cotton-Seed.

Patent for a machine to clear top soil and dispense seed into soil when moving forward, including illustration.

Date: July 5, 1859

Creator: Morrel, Z. N.

Item Type: Patent

Millstone-Dress.

Patent for millstone dress using mill stone.

Date: July 20, 1858

Creator: Loy, George W.

Item Type: Patent

Millstone-Dress.

Patent for "a new and improved mode of dressing millstones for the purpose of grinding wheat and grain into meal flour" (lines 4-7) including instructions and illustrations.

Date: July 25, 1854

Creator: Gaines, Edmund P.

Item Type: Patent

Valve-Gear for Steam-Engines.

Patent for improving the cut-off of steam-engines through a simple valve motion, including illustration.

Date: July 30, 1850

Creator: Milner, George B.

Item Type: Patent

UNT Libraries Government Documents Department - 7 Matching Results

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Excavating and Grading Machine.

Portable Oven.

Improvement in Cotton and Hay Presses.

Improvement in Machines for Planting Cotton-Seed.

Millstone-Dress.

Millstone-Dress.

Valve-Gear for Steam-Engines.