79158512
Nov 3, 2014
Sep 15, 2015
Heat exchangers being parts of machines; rotor elements for heat exchangers being parts of machines, namely, rotatable heat accumulators; regenerators for heat exchangers being parts of machines, namely, heat accumulators; structural parts and fittings for the aforesaid goods
MachineryHeat exchangers not being parts of machines; heat exchangers for chemical processing not being parts of machines; heat exchangers for the treatment of flue gases not being parts of machines; rotor elements for heat exchangers not being parts of machines, namely, rotatable heat accumulators; regenerators for heat exchangers not being parts of machines, namely, heat accumulators; structural parts and fittings for the aforesaid goods
Environmental Control Apparatus