Manufacture Of Radio, Television And Communication Equipment And Apparatus
Manufacture Of Apparatus For Line Telephony Including Such Apparatus For Carrier- Current Line Systems (Includes Manufacture Of Telephone Sets, Automatic And Non- Automatic Switch Boards And Exchanges; Morse Or Morse-Type Keys, Other Telegraphic Transmitters, Digital Electronic Exchange Appartus, Morse-Type Recorders, Printer-Type Receivers, Picture Telegraphic Transmitters And Receivers Etc.)