Texas Patents - 5 Matching Results

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Coffee-Pot

Patent for a simplified coffee pot that extracts coffee by using boiling water and the receptacle without changing the structure of the device.

Date: July 4, 1905

Creator: Haley, William L.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Improvement in Seeding-Machines.

Patent for the improvement of seed-planters using a rotary system to distribute seeds from a drum and into the soil, including illustration.

Date: September 4, 1860

Creator: Park, A. R.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Means for Reducing Wear in the Working Barrels of Pumps

Patent for a means of reducing wear in the working barrels of pumps. The pumps made in this wat are specially adapted for operations in water or oil wells where the fluid being pumped is is mixed with sand and sediment.

Date: March 4, 1919

Creator: Carmichael, Robert E.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Rail Connection

Patent for a rail connection. This invention consists of heavy fish-plates and screw bolts that are supported between adjacent cross ties

Date: January 4, 1910

Creator: Grass, Henry

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Rotary Boring Drill

Patent for a rotary boring drill to be used in mining and drilling.

Date: March 4, 1919

Creator: Carmichael, R. E.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Texas Patents - 5 Matching Results

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Coffee-Pot

Improvement in Seeding-Machines.

Means for Reducing Wear in the Working Barrels of Pumps

Rail Connection

Rotary Boring Drill