21 Electronic Controlled Panels and Systems and Impregnation Equipment Actuated by Electro-Pneumatic and Electronic Controlled Panels for Use in Impregnating Transformers, Condensers, Electrical Ballasts and the Like
Trademark Events
Mar 13, 2004
Cancelled Sec. 8 (10-Yr)/Expired Section 9
Oct 25, 1984
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.