Automatic Service Cock.
Description:
Patent for a new and improved automatic service cock. This design "furnish[es] an improved automatic valve to form the connection between the water-main or distributing pipe and the service-pipe of a building for regulating the flow and pressure of water in such service-pipe and preventing overpressure" (lines 7-12).
Date:
December 20, 1881
Creator:
Freeman, William R.
Partner:
UNT Libraries Government Documents Department