PVI-LP by Hubbell Incorporated (Track this)
Intl: (009) Electrical and scientific apparatus US: 021; 023; 026; 036; 038 Filing date: 18-Feb-2000 Serial number: 75923598
PVI by WATTS HEATING AND HOT WATER SOLUTIONS LLC (Track this)
Intl: (011) Environmental control apparatus US: 034 Filing date: 13-Jun-1974 Serial number: 73024133