73453631
Nov 21, 1983
May 14, 1985
Communication Systems Equipment-Namely, Telephone Service Boxes; Extension Cords; Line Termination Boxes; Junction Boxes; Plugs; Jacks; Boxes for Mounting Jacks; Plates and Covers for Jack Boxes; Electronic Ringers; Connectors for Communication Lines; Adapters for Changing from One Type of Plug or Jack to Another and from One Type of Line Connector to Another; Telephone Line Continuity Test Set; Telephone Ringing Bells, Chimes and Buzzers; Intercom and Telephone Key System Power Supplies; Frequency Select Relays for Telephone Lines; Push Button Switches; Telephone Line Switching Keys; Line Busy Indicator Lights; Switchboard Lamps; Cable Hangers; Solderless Connectors; Line Connecting Blocks; Strips for Use with Telephone Line Connector Blocks for Identifying Lines Connected to the Blocks; Fusing Protector; and Mounting Brackets for Communication Line Accessories
Electrical and Scientific Apparatus