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Automatic Hook for Artificial Arms
Patent for an automatic hook for artificial arms that allows a pen or pencil to be held.
Date:
June 18, 1912
Creator:
Corley, Quentin D.
System:
The Portal to Texas History
Improvements in Attachments for Lathe Head-Stocks
Patent for an attachment for lathe-head stocks. It is "a device that may be readily adjustable to provide a backing... that may be gripped by the chucks of a jewelers or watch-makers lathe" (lines 26-29).
Date:
January 9, 1912
Creator:
De Long, Charles E.
System:
The Portal to Texas History
Amusement Device
Patent for an amusement device. Illustrations included.
Date:
August 13, 1912
Creator:
Dougherty, James P. & Beeman, Mark
System:
The Portal to Texas History
Sliding Door Lock
Patent for a sliding door lock. Illustration included.
Date:
August 6, 1912
Creator:
Ewing, Harry L.
System:
The Portal to Texas History
Filing-Cabinet Unit
Patent for a filing cabinet unit. Illustrations included.
Date:
September 10, 1912
Creator:
Exline, Marcus P.
System:
The Portal to Texas History
Mailing-Cabinet.
Patent for a mailing cabinet, which will assist the mail service to better aid the distribution of the mail with a larger space to sort.
Date:
February 6, 1912
Creator:
Exline, Marcus P.
System:
The Portal to Texas History
Cover for Pass-Books
Patent for a cover for a passbook with a transparent cover to view the book.
Date:
July 29, 1912
Creator:
Exline, Marcus Page
System:
The Portal to Texas History
Educational Device
Patent for a combined folding desk, blackboard, scroll, and map cabinet to be used for educational purposes. Illustrations included.
Date:
September 10, 1912
Creator:
Fanning, Sam H.
System:
The Portal to Texas History
Folding Bookcase
Patent for a folding bookcase that can be manufactured with any number of shelves.
Date:
July 9, 1912
Creator:
Fanning, Sam H.
System:
The Portal to Texas History
Hinge Seat Cutter
Patent for as hinge seat cutter. This device is designed to cut apertures so that mounted windows and door will be flush. Illustration included.
Date:
November 5, 1912
Creator:
Franklin, William E.
System:
The Portal to Texas History
Gin-Saw.
Patent for a saw toothed drums or cylinders (such as used for gins that denude cotton seeds).
Date:
February 13, 1912
Creator:
Garner, James C. & Reynolds, Charles S.
System:
The Portal to Texas History
Oil-Burner
Patent for an oil burner to be used in cement kilns. Illustrations included.
Date:
July 16, 1912
Creator:
Griffiths, Leonard L.
System:
The Portal to Texas History
Burglar-Alarm
Patent for a burglar alarm that can be attached to a car door. Illustrations included.
Date:
October 8, 1912
Creator:
Halstead, Thomas J.
System:
The Portal to Texas History
Rotary Engine
Patent for a rotary engine with a new form of gates and pistons.
Date:
April 16, 1912
Creator:
Harmon, Frank P.
System:
The Portal to Texas History
Hydraulic Fluid-Compressor
Patent for a hydraulic fluid compressor for gas and air compressors.
Date:
May 21, 1912
Creator:
Hawkins, Alda F.
System:
The Portal to Texas History
Suspenders
Patent for drawer suspenders. Illustrations included.
Date:
July 16, 1912
Creator:
Hengy, Frank J.
System:
The Portal to Texas History
Apparatus for Chilling and Whitening Lard Compounds
Patent for an apparatus for chilling and whitening lard compounds that produces stiffer lard.
Date:
August 27, 1912
Creator:
Humphreys, Jerome N.
System:
The Portal to Texas History
Railway-Tie
Patent for an improved railway tie made of metal and wood blocks.
Date:
August 6, 1912
Creator:
Kelly, Orson N.
System:
The Portal to Texas History
Improvements in Target-Controlled Roundabouts
Patent for a target-controlled roundabout comprised of a "revoluble member arranged to be operated by a plunger" (lines 11-12).
Date:
March 12, 1912
Creator:
Lero, Joe
System:
The Portal to Texas History
Molding-Machine
Patent for a molding machine for forming casting molds. Illustrations included.
Date:
April 2, 1912
Creator:
MacKay, Hugh, of Dallas, Texas
System:
The Portal to Texas History
Cotton Harvester
Patent for a cotton harvester. This invention is designed to spare cotton pickers the physical demands from stooping and back pains. The design allows pickers to sit on running boards along small trucks drawn behind the wagon. Illustration included.
Date:
October 29, 1912
Creator:
Marshel, John B.
System:
The Portal to Texas History
Cotton Stalk Puller
Patent for a cotton stalk puller. This invention is a "wheeled farm implement that may be drawn by horse power along a row of cotton stalks and will pull the stalks out of the ground as it passes over them" (line 11-14). Illustrations included.
Date:
October 29, 1912
Creator:
Marshel, John B.
System:
The Portal to Texas History
Automatic Computing Device
Patent for an automatic computing device that can calculate the price of goods and be used to take inventory of stock.
Date:
July 23, 1912
Creator:
Miracle, Meredith W.
System:
The Portal to Texas History
Sound Record Tablet
Patent for a sound record tablet. This device is designed to allow "sound grooves may be in the form of a volute and in which space for a label is provided" (line 11-13). Illustration included.
Date:
December 3, 1912
Creator:
Moses, Jacob B.
System:
The Portal to Texas History