79102315
Apr 7, 2011
Feb 26, 2013
Parts of machines, namely, hydraulic, pneumatic, or electromagnetic door openers and closers and their component control units; component parts and fittings for the aforesaid goods sold as a unit
MachineryInstallation, maintenance, repair and modernization of machines, namely, automatic door operators, control units, parts and fittings for aforesaid goods
Building Construction and Repair