Mark Identification

MAGNUM

Serial Number

73558275

Filing Date

Sep 13, 1985

Registration Date

Mar 3, 1987

Trademark by

DRESSER INDUSTRIES INC.

Classification Information

ENERGY SOURCE EQUIPMENT, NAMELY, DRILLABLE PACKERS AND CEMENT RETAINERS FOR USE IN HYDROCARBON AND MINERAL EXPLORATION AND/OR RECOVERY

Electrical and Scientific Apparatus