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Apparatus for Transmitting Sound-Waves (open access)

Apparatus for Transmitting Sound-Waves

Patent for transmitting sound waves by magnetic induction and to "furnish an apparatus by which these different vibrations can be heard at the receiving end" (lines 20-22). Includes descriptions and illustrations.
Date: October 17, 1911
Creator: Harvey, Fred Brown
System: The Portal to Texas History
Combined Latch and Lock for Screen Doors, etc. (open access)

Combined Latch and Lock for Screen Doors, etc.

Patent for a combined latch and lock for screen doors and other uses. Illustration included.
Date: February 5, 1912
Creator: Hart, Joel T. & Hart, John D.
System: The Portal to Texas History
Cane Stripping Machine. (open access)

Cane Stripping Machine.

Patent for a new cane stripping machine, specifically for use in harvesting sugar cane grown particularly in Lousiana and Texas.
Date: May 7, 1918
Creator: Piatt, Charles E.
System: The Portal to Texas History
Process for Producing Fibrous Material from Rice-straw (open access)

Process for Producing Fibrous Material from Rice-straw

Patent for a process for producing fibrous material from rice-straw. The process was created to fiberize and use rice straw. Rice straw had little economic value but creating a process for fiberizing it might help to make this resource commercially useful.
Date: July 31, 1917
Creator: Toles, Justin Kay
System: The Portal to Texas History
Safety Lamp-Burner. (open access)

Safety Lamp-Burner.

Patent for a safety lamp-burner, which extinguishes itself when the lamp is tipped over.
Date: March 24, 1914
Creator: Witmond, Christopher B. J.
System: The Portal to Texas History
Rotary Drill (open access)

Rotary Drill

Patent for Rotary Drill
Date: August 22, 1916
Creator: Grinffin, Thomas. J
System: The Portal to Texas History
Rotary Drill (open access)

Rotary Drill

Patent for Rotary Drill
Date: August 22, 1916
Creator: Griffin, Thomas J.
System: The Portal to Texas History
Oil Burner (open access)

Oil Burner

Patent for an oil burner
Date: April 15, 1913
Creator: Casad, Roland C.
System: The Portal to Texas History
Educational Souvenir. (open access)

Educational Souvenir.

Patent for an educational souvenir. This object is intended to educate and amuse audiences.
Date: February 2, 1915
Creator: Potts, Stacy
System: The Portal to Texas History