73322529
Aug 6, 1981
Apr 17, 1984
Electric Apparatus-Namely, Electric Chimes; Electrical Switches; Electrically Operable Door Releases; Circuit Breakers; Power Outlet Panels; Lightning Arresters; Smoke Detectors; Electrical Push Buttons and Push Plates; Electrical Transformers; Electrical Buzzers, Bells and Horns; Wall Plates for Electric Switches; Electric Burglar Alarms; Weatherproof Wiring Devices and Fittings-Namely, Switches, Covers, Boxes, Lamp Holders, Photocells, Plugs and Spikes and Elecrically Illuminated Street Address Numbers for Residential or Commercial Use
Electrical and Scientific Apparatus