Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456
AU407904B2 - Voice-frequency key dialling system - Google Patents
[go: Go Back, main page]

AU407904B2 - Voice-frequency key dialling system - Google Patents

Voice-frequency key dialling system

Info

Publication number
AU407904B2
AU407904B2 AU66613/65A AU6661365A AU407904B2 AU 407904 B2 AU407904 B2 AU 407904B2 AU 66613/65 A AU66613/65 A AU 66613/65A AU 6661365 A AU6661365 A AU 6661365A AU 407904 B2 AU407904 B2 AU 407904B2
Authority
AU
Australia
Prior art keywords
voice
frequency key
dialling system
key dialling
frequency
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
AU66613/65A
Other versions
AU6661365A (en
Inventor
GASSER and OTTO BAADE LORENZ
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
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 AU407904B2 publication Critical patent/AU407904B2/en
Publication of AU6661365A publication Critical patent/AU6661365A/en
Expired legal-status Critical Current

Links

AU66613/65A 1965-11-16 Voice-frequency key dialling system Expired AU407904B2 (en)

Publications (2)

Publication Number Publication Date
AU407904B2 true AU407904B2 (en) 1967-05-19
AU6661365A AU6661365A (en) 1967-05-19

Family

ID=

Similar Documents

Publication Publication Date Title
IL26602A (en) Telephone extension system
AU407904B2 (en) Voice-frequency key dialling system
AU6661365A (en) Voice-frequency key dialling system
CA769143A (en) Voice-frequency key dialling
CA714147A (en) Telephone line selecting system
CA818659A (en) Voice-frequency key dialling
AU283239B2 (en) Telephone system
CA704667A (en) Multi-office telephone system
AU5425965A (en) Telephone system
AU279324B2 (en) Telephone switchboard keyshelf
CA722796A (en) Telephone systems
CA722797A (en) Telephone systems
CA810259A (en) Voice-frequency key dialling method
CA707907A (en) Communication system
AU417651B2 (en) Communication system
AU410489B2 (en) Communication system
CA724751A (en) Communication system
AU405687B2 (en) Telephone queuing system
CA701458A (en) Condensed dialing arrangement
AU279181B2 (en) Intercommunication system with voice frequency key dialling
AU5672765A (en) Telephone switchboard keyshelf
CA716185A (en) Teletypewriter subscriber set
CA712661A (en) Integrated telephone switching system
IE29055L (en) Telecommunication system
CA714647A (en) Digital communication system