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Apparatus for Controlling Trolley Poles
Patent for an apparatus for controlling trolley poles. "This invention relates to an apparatus for controlling trolley poles employed for effecting electrical connection between a trolley wire and a motor on a car, and has for its object to provide improved means for automatically throwing the trolley into position to be placed in engagement with the trolley wire" (line 9-15). Illustrations included.
Date:
November 10, 1903
Creator:
Bogue, Judson L. & Jennings, David M.
Object Type:
Patent
System:
The Portal to Texas History
The Sunday Gazetteer. (Denison, Tex.), Vol. 22, No. 4, Ed. 1 Sunday, May 10, 1903
Weekly newspaper from Denison, Texas that includes local, state and national news along with extensive advertising.
Date:
May 10, 1903
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
Draft-Equalizer.
Patent for improvement in draft-equalizers in which the draft-equalizer will “first, take away the side draft; second, to enable the plow to follow the furrow; third, to work three, four, or five horses to the same bars by simply adjusting the bars; fourth, to enable all horses except one to walk on solid ground, the one to walk in furrow; fifth, to enable the operator to place load on any point of the bars he chooses and still have a straight pull.” (Lines 25-34) Illustration is included.
Date:
February 10, 1903
Creator:
Lawrence, David & Vincent, John
Object Type:
Patent
System:
The Portal to Texas History