Automatic Gun or Rifle. (open access)

Automatic Gun or Rifle.

Patent for a gun or rifle with a magazine, which quickly and automatically ejects spent cartridges and reloads.
Date: May 7, 1912
Creator: Douglas, William M.
System: The Portal to Texas History
Bicycle (open access)

Bicycle

Patent for a bicycle propelled by the front wheel. Illustrations included.
Date: May 17, 1910
Creator: Franklin, Robert M.
System: The Portal to Texas History
Moving Picture Machine (open access)

Moving Picture Machine

Patent for a moving picture machine. "One of the objects of the invention is to provide a mechanism consisting of the combination of the combination of magazine and winding reels" (inline 11- 13). Illustrations included.
Date: May 9, 1911
Creator: Yanch, Edwin R.
System: The Portal to Texas History
Telegraph system (open access)

Telegraph system

Patent for telegraph system using keyboard operated remotely.
Date: May 27, 1913
Creator: Edward, Claude M.
System: The Portal to Texas History
Rotary Engine (open access)

Rotary Engine

Patent is for a rotary engine. The design of this rotary engine includes an inlet and exhaust that also prevents internal leakage of working fluid under pressure.
Date: May 8, 1912
Creator: Bennison, Samuel
System: The Portal to Texas History
Toy (open access)

Toy

Patent for a toy particularly adapted for the amusement of small children.
Date: May 29, 1914
Creator: Boyle, Frank J.
System: The Portal to Texas History
Internal Combusion System (open access)

Internal Combusion System

Patent for new and useful Internal-Combustion Engine. Improves the provision of an engine which the cylinder is provided with a semi-spherical upper end, fr the rotatable reception of similar shaped power cylinder carrying shell. Specification of letter patent with illustration. Serial number 789.146
Date: May 12, 1914
Creator: Clough, George G.
System: The Portal to Texas History
Propellor Pitchometer. (open access)

Propellor Pitchometer.

Patent for instruments which measure the pitch of propeller blades.
Date: May 18, 1915
Creator: Frank, Lawrence
System: The Portal to Texas History
Mail-Bag-Delivering Apparatus. (open access)

Mail-Bag-Delivering Apparatus.

Patent for "a device for effecting the receipt of bags and the like from and the delivery thereof to railway trains, cars, etc., while the latter are in motion" (lines 11-14), including instructions and illustrations.
Date: May 21, 1918
Creator: Kost, Joseph L.
System: The Portal to Texas History
Roll-Calendar. (open access)

Roll-Calendar.

Patent for an improved roll calendar comprising a calendar strip, a pair of rolls, and a display casing. The calendar can be moved in either direction to display any calendar month desired. The improved calendar is extremely cheap and simple, may be readily operated and embodies improvements in the construction of the casing.
Date: May 28, 1918
Creator: Townsend, Isaac W.
System: The Portal to Texas History