ENGINEERING ENTERPRISES, INC. Trademarks
NWS
Filed: February 1, 1963
DRILL COLLARS AND DRILL PIPE
Owned by: ENGINEERING ENTERPRISES, INC.
Serial Number: 72161867
ZIP LIFT
Filed: February 28, 1963
ELEVATORS USED IN THE RAISING AND LOWERING OF TUBULAR DRILL STRING MEMBERS
Owned by: ENGINEERING ENTERPRISES, INC.
Serial Number: 72161868
ZIP
Filed: February 1, 1963
DRILL COLLARS AND DRILL PIPE
Owned by: ENGINEERING ENTERPRISES, INC.
Serial Number: 72161869
NO-WALL-STICK
Filed: February 1, 1963
DRILL COLLARS AND DRILL PIPE
Owned by: ENGINEERING ENTERPRISES, INC.
Serial Number: 72161870
