MATERIALS RESEARCH LABORATORY, INC. Trademarks
MRL
Filed: May 10, 1973
DRILLS FOR THE MACHINE TRADE
Owned by: MATERIALS RESEARCH LABORATORY, INC.
Serial Number: 72456994
TRU-CENT'R
Filed: May 10, 1973
PORTABLE DRILL FOR CENTER DRILLING AND TAPPING OF METAL BARS AND SHAFTS
Owned by: MATERIALS RESEARCH LABORATORY, INC.
Serial Number: 72457037
