CA792853A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA792853A
CA792853A CA792853A CA792853DA CA792853A CA 792853 A CA792853 A CA 792853A CA 792853 A CA792853 A CA 792853A CA 792853D A CA792853D A CA 792853DA CA 792853 A CA792853 A CA 792853A
Authority
CA
Canada
Prior art keywords
telephone system
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
CA792853A
Inventor
Riddell George
Richard J. Jaeger, Jr.
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA792853A publication Critical patent/CA792853A/en
Expired legal-status Critical Current

Links

CA792853A Telephone system Expired CA792853A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA792853T

Publications (1)

Publication Number Publication Date
CA792853A true CA792853A (en) 1968-08-20

Family

ID=36256848

Family Applications (1)

Application Number Title Priority Date Filing Date
CA792853A Expired CA792853A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA792853A (en)

Similar Documents

Publication Publication Date Title
CA929668A (en) Caculator system
CA937680A (en) Interface system
CA926780A (en) Telecommunications systems
CA869173A (en) Telephone switching system
CA792307A (en) Telephone set
CA792853A (en) Telephone system
CA776803A (en) Telephone system
CA801832A (en) Telephone extension system
CA790756A (en) Antenna-switching system
CA802337A (en) Telephone systems
AU421492B2 (en) Telecommunication system
AU3246168A (en) Telecommunication system
CA802335A (en) Telecommunication systems
CA791232A (en) Telecommunication systems
AU2450267A (en) Nurse-to-patient call system
CA782007A (en) Telephone answering system
CA802453A (en) Communication system
CA799057A (en) Communication system
CA798449A (en) Communication system
CA777274A (en) Space telecommunications system
CA786431A (en) Telephone system calculator
AU419441B2 (en) Telephone switching system
CA775211A (en) Communications system
AU403270B2 (en) Train-detection system
AU421701B2 (en) Flowbox system