Backlit signs; Beakers; Downloadable accounting software for use in the construction industry for contract bidding and job accounting; Downloadable computer-aided design (CAD) software for architectural use; Ducts specially adapted for holding and spacing electricity conduits; Electrical ducts; Fuse clips and panel-mounted fuse holders for use with electronic glass and ceramic fuses; Glass driers for laboratory purposes; Glass tubes for scientific purposes; Laboratory apparatus and instrument...