AU448244B2 - Operators four-wire telephone set - Google Patents

Operators four-wire telephone set

Info

Publication number
AU448244B2
AU448244B2 AU19538/70A AU1953870A AU448244B2 AU 448244 B2 AU448244 B2 AU 448244B2 AU 19538/70 A AU19538/70 A AU 19538/70A AU 1953870 A AU1953870 A AU 1953870A AU 448244 B2 AU448244 B2 AU 448244B2
Authority
AU
Australia
Prior art keywords
operators
telephone set
wire telephone
wire
telephone
Prior art date
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
AU19538/70A
Other versions
AU1953870A (en
Inventor
MARCELLE CARDONNEL and ROLAND SYLVAIN LE CONNET GERARD
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.)
Nokia Services Ltd
Original Assignee
Standard Telephone and Cables Pty Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Application granted granted Critical
Publication of AU448244B2 publication Critical patent/AU448244B2/en
Publication of AU1953870A publication Critical patent/AU1953870A/en
Expired legal-status Critical Current

Links

AU19538/70A 1969-09-13 1970-09-03 Operators four-wire telephone set Expired AU448244B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FRFR6933246 1969-09-13

Publications (2)

Publication Number Publication Date
AU448244B2 true AU448244B2 (en) 1972-03-09
AU1953870A AU1953870A (en) 1972-03-09

Family

ID=

Similar Documents

Publication Publication Date Title
CA939031A (en) Communication cable
CA950094A (en) Telephone calls simulator
CA944452A (en) Telecommunication cables
CA919323A (en) Call-number monitors for telephones
CA931648A (en) Telephone handset connector
CA943204A (en) Telecommunication cables
CA934863A (en) Telephone translating apparatus
CA871833A (en) Telephone paystation
AU448244B2 (en) Operators four-wire telephone set
AU1953870A (en) Operators four-wire telephone set
CA792307A (en) Telephone set
AU2174070A (en) Telephone sets
CA920291A (en) Telephone dial
CA825269A (en) Telephone set
CA938706A (en) Telecommunication exchanges
CA803621A (en) Telephone plant
CA879258A (en) Telephone transmission control
AU446594B2 (en) Telephone subset
AU447466B2 (en) Telephone subset
CA809748A (en) Call tracing arrangement
AU461875B2 (en) Loudspeaking telephone subset
CA805417A (en) Communication equipment
CA31805S (en) Telephone set
CA922030A (en) Telephone system
CA809747A (en) Telephone system