Mark Identification

SIE

Serial Number

73608019

Filing Date

Jul 7, 1986

Registration Date

Feb 24, 1987

Trademark by

S.I.E. INC.

Classification Information

WIRELINE WELL LOGGING AND PERFORATING INSTRUMENTS COMPRISING ELECTRONIC SURFACE PANELS, DOWNHOLE SENSORS AND APPARATUS FOR PERFORATING OIL WELL CASINGS

Electrical and Scientific Apparatus