Mark Identification

FERROLOG

Serial Number

73438557

Filing Date

Aug 9, 1983

Trademark by

WARREN WILLIAM J.

Classification Information

IN-SERVICE INSPECTION OF TUBES OF FERROMAGNETIC MATERIALS AS EMBODIED IN HEAT EXCHANGERS, BOILERS ETC., IN REFINERIES, CHEMICAL PLANTS, MARINE, PAPER PULP, PROCESS AND POWER UNITS

Building Construction and Repair