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Dental-Operating Chair

Description: Patent for improvements in the construction and design of dental operating chairs.
Date: July 3, 1888
Creator: Mayfield, William Dudley
Partner: UNT Libraries Government Documents Department

Carriage Top.

Description: Patent for a new and improved carriage top. This design consists in "the combination, with a vehicle-seat, a series of top-supporting bows pivoted thereto, and a jointed brace having its lower end pivoted to the seat and its upper end to one of the bows, of a rigid operating-lever having its upper end pivoted to said jointed brace and its lower end adjustably connected with the seat, whereby the position of the lower end of said lever may be varied and the brace and top secured in any desired p… more
Date: July 3, 1888
Creator: Goelet, Edward Buncombe
Partner: UNT Libraries Government Documents Department
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