UNT Libraries Government Documents Department - 53 Matching Results

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Blade-Holder

Description: Patent for a new and useful improvements to a blade holder. It can hold any form of razor blades can be securely held and easily released. The holder allows blades to be inserted safely and then hold blades firmly into place.
Date: September 27, 1921
Creator: Lightfoot, Roy L.
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Chuck.

Description: Patent for chucks that secure pipes, preventing movement when being cut or threaded, including illustrations.
Date: December 27, 1921
Creator: Castanie, William
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Crate.

Description: Patent for an improvement in crates that contains fruit in perfect condition without any bruising or mashing and can be stacked on top of each other.
Date: July 27, 1920
Creator: Woodruff, William Douglas
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Electric Sign.

Description: Patent for an electric lighted sign, as might be displayed in the window of a business. The sign consists of a box with an inner reflective coating, an interior light source (bulb), and front-facing circular cutouts with translucent coverings, the latter arranged to depict the sign text.
Date: December 27, 1921
Creator: Daughdrill, Kenneth W.
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Faucet.

Description: Patent for improved faucet for dispensing soft drinks, designed to dispense a certain amount to ensure uniformity.
Date: December 27, 1921
Creator: Klein, George C.
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Hay Rake

Description: Patent for "new and useful improvements in Hay-Rakes." (line 5-6). "Improved means for governing the dumping movements of the rake." (lines 11-12).
Date: December 27, 1921
Creator: Mottier, Walter F.
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Igniting Device.

Description: Patent for improvements in electrical ignitors that can be put over a gas burner and operated by the pressure of the gas flowing from the burner, which can ignite the gas.
Date: July 27, 1920
Creator: Shuford, Carl H.
Item Type: Refine your search to only Patent

Paper-Cutting Machine.

Description: Patent for an improved paper cutting machine that can achieve more precise cuts for labels, paper boxes, and cartons, and also has a clamping mechanism to hold the paper in place.
Date: July 27, 1920
Creator: Downie, James H.
Item Type: Refine your search to only Patent
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