Nonmetallic building materials Trademarks Filed in October 1, 1968
YTONG

YTONG

Filed: October 1, 1968
BRICKS, BLOCKS, SLABS AND REINFORCED CONCRETE BUILDING ELEMENTS, ALL MADE OF CEMENTITIOUS LIGHTWEIGHT CONCRETE, AND SHALE…
Owned by: XELLA DEUTSCHLAND GMBH
Serial Number: 72308648