73437117
Aug 1, 1983
Feb 26, 1985
Telephone Equipment-Namely, Single-Line Telephones, Key Telephone Station Sets, Key Service Units, Power Supplies, Direct Station Selection Consoles, Intercom and Door Answering Boxes, Door Chime Boxes, Applique Boxes for Interfacing Single-Line Telephones to a Key Telephone System, Speakerphones, Amplifiers, Paging Speakers, Flash Switch Assemblies, Telephone Wall Mounts for Mounting Telephone Sets on Walls, and Parts Thereof; and Key Telephone Systems Consisting of Some or All of the Foregoing Items of Telephone Equipment
Electrical and Scientific Apparatus