Telephone call screening and blocking device consisting of a microprocessor that uses the telephone cord between the telephone and wall jack for the purpose of blocking unwanted calls 009-2230
由微处理器构成、利用电话与墙上插孔之间电话线阻止骚扰来电的电话来电筛选和拦截装置
Chinese
由微处理器构成、利用电话与墙上插孔之间电话线阻止骚扰来电的电话来电筛选和拦截装置
English
Telephone call screening and blocking device consisting of a microprocessor that uses the telephone cord between the telephone and wall jack for the purpose of blocking unwanted calls
Spanish
Dispositivo de bloqueo y filtrado de llamadas telefónicas que consiste en un microprocesador que utiliza el cable telefónico entre el teléfono y el enchufe de pared con el fin de bloquear llamadas no deseadas
- Term ID
- 009-2230
- Class
- 09
- Type
- Goods
- Status
- Active · added, not since modified (A)
- Effective date
- 2006-07-01
- Version
- 08-2002