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All Patents of Type: water distribution systems
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
94,746Sep. 14, 1869B. HollyWater Workswater distribution systems
RE4,373May 09, 1871B. HollyImprovement in Systems of Water-supplies for Citieswater distribution systems
RE5,133Nov. 05, 1872B. HollyImprovement in Systems of Water-supply for Citieswater distribution systems
2,832,569Apr. 29, 1958R.W. LewisHot and Cold Water Supply Unitwater distribution systems
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