Nonmetallic building materials Trademarks Filed in July 24, 1934
MONOFRAX

MONOFRAX

Filed: July 24, 1934
[ BLOCKS ADAPTED TO PROVIDE OR FORM COMBUSTION PORTS, RECUPERATOR BLOCKS, REGENERATOR BLOCKS, ] FURNACE-LINING BLOCKS, KILN…
Owned by: RHI US, LTD.
Serial Number: 71354243