| ALECT AIR LIQUIDE AMERICA L.P.
74232747 23 Dec 1991 | on 15 Mar 2006 | gas mixing machines and accessories sold as a unit therewith; namely, ... Class 007 Class 007 Machinery Products gas mixing machines and accessories sold as a unit therewith; namely, valving, mechanical controls, and gas delivery piping, for use in the flame cutting of slag metal; and flame cutting machines | | | ALECS LIQUID AIR CORPORATION
74082950 30 Jul 1990 | on 24 Jan 1992 | embrittlement and subsequent cleaning of surfaces on underground pipes... Class 040 Class 040 Treatment & Processing of Materials Services embrittlement and subsequent cleaning of surfaces on underground pipes through the embrittlement and mechanical removal of coating on a pipe to be cleaned | | | ALECS Liquid Air Corporation
74082875 30 Jul 1990 | on 19 Dec 1991 | cryogenic unit for chilling and embrittling coatings on pipes to be cl... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) cryogenic unit for chilling and embrittling coatings on pipes to be cleaned | | 
