CA854366A - Telephone plug for plug-in installations, with interchangeable contacts on the connecting insert, and adapted to incorporate a compact call signalling device
- Google Patents
Telephone plug for plug-in installations, with interchangeable contacts on the connecting insert, and adapted to incorporate a compact call signalling device
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA854366A
Inventor
Dal Monte Giorgio
Mignani Eros
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Italtel SpA
Original Assignee
Societa Italiana Telecomunicazioni Siemens SpA
Publication date
Application grantedgrantedCritical
Publication of CA854366ApublicationCriticalpatent/CA854366A/en
CA854366ATelephone plug for plug-in installations, with interchangeable contacts on the connecting insert, and adapted to incorporate a compact call signalling device
ExpiredCA854366A
(en)
Telephone plug for plug-in installations, with interchangeable contacts on the connecting insert, and adapted to incorporate a compact call signalling device
Telephone plug for plug-in installations, with interchangeable contacts on the connecting insert, and adapted to incorporate a compact call signalling device