All Patents of Type: water regulators |
Patents 1 -
8
of 8
|
Number | Date | Patentee | Title | Type |
87,413 | Mar. 02, 1869 | B. Holly | Supply Regulator for Water Works | water regulators |
94,748 | Sep. 14, 1869 | B. Holly | Automatic Regulating Valve | water regulators |
RE4,085 | Aug. 02, 1870 | B. Holly | Water Supply Regulator for Water Works | water regulators |
RE4,086 | Aug. 02, 1870 | B. Holly | Water Supply Regulator | water regulators |
RE4,087 | Aug. 02, 1870 | B. Holly | Water Supply Regulator | water regulators |
114,683 | May 09, 1871 | B. Holly | Pressure Regulator | water regulators |
RE4,396 | May 23, 1871 | B. Holly | Improvement in Automatic Regulating-Valves | water regulators |
RE5,132 | Nov. 05, 1872 | B. Holly | Improvement in Water-Supply Regulators for Water-Works | water regulators |