79164313
Mar 5, 2015
Dec 13, 2016
Ventilating apparatus in the nature of ventilation hoods, ventilating louvers, ventilating ex-haust fans, ventilation fan accessories, namely, grilles, range hoods
Environmental Control ApparatusNon-metal building material, namely, non-metal ventilating ducts, non-metal wall conducts; non-metal masonry boxes; non-metal supply and exhaust ventilation systems for household systems, comprising of pipes and branch pieces in the nature of pipe branches
Nonmetallic Building Materials