79119331
Jun 29, 2012
Aug 6, 2013
Metallic window cranks for double-glazing; metallic window casements for double-glazing; metallic supports for double-glazing
Metal GoodsBuilding materials not of metal, namely, window casements, frames, and sashes; building glass, namely, toughened and semi-toughened glazing and double-glazing, laminated glazing and double-glazing, glazing and double-glazing for thermal insulation and enhanced thermal insulation, glazing and double-glazing for soundproofing, protection glazing and double-glazing, glazing and double-glazing for building renovation purposes, photosensitive glazing and double-glazing, clear or tinted plate glass, and bonded exterior glazing; building glass, namely, toughened and semi-toughened window glass, laminated window glass, annealed window glass, thermal window glass, sound proofing window glass, sun control and anti-reflective window glass
Nonmetallic Building Materials