7 Matching Results

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Results: 1 - 7

Valve.

Description: Patent for improvement in valves, by means of assuring a tight operating stem. The stem is comprised of two movable sections incorporated into a design purposed to prevent leakage by the stem. Additional mentions include acknowledged awareness of susceptibility to change and modification, convenience and facility, and simplicity as related to cost.
Date: December 24, 1918
Creator: Pratt, Robert L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hydraulic Pressure and Time Indicator

Description: Patent for hydraulic pressure and time indicator for "recording the times when hydraulic cylinders are in operation and to indicate when the cylinders commence work or reach the required pressure" (lines 10 - 14).
Date: December 24, 1918
Creator: Helm, Clyde D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Lamp Chimney and Burner.

Description: Patent for securely fastening the lamp chimney when it is placed on top of a burner to prevent the two from coming detached. Includes illustrations.
Date: December 24, 1918
Creator: Anderson, Laura
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Broom-Holder.

Description: Patent for a holder for suspending a broom by its head in an inverted position. Primarily a bracket designed to be secured against a wall or the back of a door.
Date: December 24, 1918
Creator: Veach, Dewey M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Baling-Press.

Description: Patent for improvements in baling presses. Consists of improvements over prior patents 1197532 and 1229126. These improvements are primarily for operation of the compressor and also the mechanism for actuating the feeder.
Date: December 24, 1918
Creator: North, George W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Compress.

Description: Patent for improvements to compresses. Invention for the receiving and compressing of multiple bales of hay, with further compression into a compact bale of great density. The invention additionally provides for the discharging of the compressed bale. Intent is to decrease volume of hay for economy in shipping.
Date: December 24, 1918
Creator: Paine, Herbert A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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