PITTSBURGH CORNING CORPORATION Trademarks
PC GLASS BLOCK BRISTOL PATTERN
Filed: April 4, 1946
ARCHITECTURAL GLASS-NAMELY, GLASS BLOCKS AND ANALOGOUS GLASS SHAPES FOR ARCHITECTURAL USE
Owned by: PITTSBURGH CORNING CORPORATION
Serial Number: 71499654
PC GLASS BLOCK ESSEX PATTERN
Filed: April 4, 1946
ARCHITECTURAL GLASS-NAMELY, GLASS BLOCKS AND ANALOGOUS GLASS SHAPES FOR ARCHITECTURAL USE
Owned by: PITTSBURGH CORNING CORPORATION
Serial Number: 71499656
PC GLASS BLOCK VUE BLOCK
Filed: April 4, 1946
ARCHITECTURAL GLASS-NAMELY, GLASS BLOCKS AND ANALOGOUS GLASS SHAPES FOR ARCHITECTURAL USE
Owned by: PITTSBURGH CORNING CORPORATION
Serial Number: 71499657
PITT-THERM
Owned by: PITTSBURGH CORNING CORPORATION
Serial Number: 80975766
