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Trolley-Wire Holder

Description: Patent for a trolley wire holder that prevents the trolley wheel from coming off the overhead conductor line and automatically releases the trolley wheel from the conductor line when the trolley car arm is pulled down from the conductor line.
Date: April 9, 1907
Creator: La Bauve, Valcoure J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Reed-Organ

Description: Patent for improvements in the construction and design of reed organs.
Date: July 9, 1907
Creator: England, James R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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