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System of Electrical Operation.

Description: Patent for an electrical system, which reduces the amount of power used to run a generator when there is low usage of the generator, thereby saving fuel.
Date: July 2, 1907
Creator: Slaughter, Joel C.
Partner: UNT Libraries Government Documents Department

System of Electrical Operation.

Description: Patent for an electrical system to power generators, which can reduce the power flow to the generator during low usage periods.
Date: July 2, 1907
Creator: Slaughter, Joel C.
Partner: UNT Libraries Government Documents Department

Music-Indicator.

Description: Patent for a music indicator, which shows sheet music notations and the name of the note and major and minor chords on a device, which is placed over the keyboard of a piano to show where the different notes are for use in teaching music.
Date: January 21, 1908
Creator: Thrash, William E.
Partner: UNT Libraries Government Documents Department

Glazier's Table

Description: Patent for a table that holds window glass in place for assembly. Illustrations included.
Date: June 29, 1909
Creator: Cosby, William B.
Partner: UNT Libraries Government Documents Department

Governing Mechanism

Description: Patent for a governing mechanism. This invention relates to governing a plurality of engines in unison. Illustration included.
Date: March 8, 1904
Creator: Ball, Philip De C. & Wakefield, Charles L.
Partner: UNT Libraries Government Documents Department

Flue Beading Tool

Description: Patent for a flue beading tool. Illustration included.
Date: June 27, 1905
Creator: Faessler, John W. & Rall, Frederick A.
Partner: UNT Libraries Government Documents Department

Flue Expander

Description: Patent for a flue expander. Illustration included.
Date: June 27, 1905
Creator: Faessler, John W. & Rall, Frederick A.
Partner: UNT Libraries Government Documents Department

Electric Gas-Lighter

Description: Patent for a gas lighter that is designed to be durable and reliable, with an improved method of controlling the supply of gas to the burner.
Date: March 25, 1902
Creator: Ruebel, C. A. Ernst
Partner: UNT Libraries Government Documents Department

Rotary Engine

Description: Patent for a rotary engine. Illustration included.
Date: February 23, 1909
Creator: Webster, George Lamont
Partner: UNT Libraries Government Documents Department

Signal-Lantern.

Description: Patent for a gas-burner signal lantern, instead of an oil-burner signal lantern, that indicates whether or not the track is all clear of trains; includes instructions and illustrations.
Date: May 6, 1902
Creator: Ruebel, C. A. Ernst
Partner: UNT Libraries Government Documents Department

Design for a Music-Indicator

Description: Patent for an "ornamental design for a music-indicator" (lines 11-12).
Date: September 4, 1906
Creator: Thrash, William Edwin
Partner: UNT Libraries Government Documents Department

Body-Bolster

Description: Patent for a body bolster for a railway vehicle. Illustrations included.
Date: December 17, 1907
Creator: Wahlert, Henry A.
Partner: UNT Libraries Government Documents Department

Automatic Street Car Coupling

Description: Patent for automatic street car coupling.
Date: May 30, 1905
Creator: Cary, Lewis C.
Partner: UNT Libraries Government Documents Department

Bread-Cutter

Description: Patent for a bread cutter which can cut multiple loaves of bread in succession and cuts of the crust of the bread.
Date: November 12, 1907
Creator: Hassell, Frank J. & Cunningham, Roy S.
Partner: UNT Libraries Government Documents Department

Combined Tie-Plate and Rail-Anticreeper.

Description: Patent for a combined railroad tie and rail anti-creeping device, which prevents the rails from spreading.
Date: December 7, 1909
Creator: Clarke, Marcus S.
Partner: UNT Libraries Government Documents Department
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