North American Refractories Company Trademarks
N-7
refractory bricks, not of metal, namely, a resin-impregnated burned magnesia brick
Owned by: North American Refractories Company
Serial Number: 77443586
HEARTH-70
refractory castable mixes, not of metal, namely, a refractory dry vibratable mix for use in applications such as electric…
Owned by: North American Refractories Company
Serial Number: 77443601
SLID
refractory bricks, not of metal, namely, a burned magnesia brick
Owned by: North American Refractories Company
Serial Number: 77443745
SLIIIKDT
refractory bricks, not of metal, namely, a burned magnesia-chrome brick
Owned by: North American Refractories Company
Serial Number: 77443751
