CA671639A - Telephone system including coin control circuits - Google Patents

Telephone system including coin control circuits

Info

Publication number
CA671639A
CA671639A CA671639A CA671639DA CA671639A CA 671639 A CA671639 A CA 671639A CA 671639 A CA671639 A CA 671639A CA 671639D A CA671639D A CA 671639DA CA 671639 A CA671639 A CA 671639A
Authority
CA
Canada
Prior art keywords
system including
control circuits
telephone system
coin control
including coin
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
CA671639A
Inventor
A. Fischer William
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 CA671639A publication Critical patent/CA671639A/en
Expired legal-status Critical Current

Links

CA671639A Telephone system including coin control circuits Expired CA671639A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA671639T

Publications (1)

Publication Number Publication Date
CA671639A true CA671639A (en) 1963-10-01

Family

ID=35971996

Family Applications (1)

Application Number Title Priority Date Filing Date
CA671639A Expired CA671639A (en) Telephone system including coin control circuits

Country Status (1)

Country Link
CA (1) CA671639A (en)

Similar Documents

Publication Publication Date Title
CA671639A (en) Telephone system including coin control circuits
AU406949B2 (en) Telephone line circuit
CA659063A (en) Control circuit
CA656731A (en) Electronic telephone system
CA657478A (en) Electronic telephone system
AU270201B2 (en) Electronic telephone switching system
CA663137A (en) Waystation telephone system
CA662984A (en) Electronic switching system
CA666052A (en) Electronic communication system
CA661518A (en) Automatic electronic telephone system
CA663005A (en) Telephonic system
CA656687A (en) Control circuit
CA667008A (en) Audio-tone control circuit
CA667826A (en) Electronic system
CA670094A (en) Telephone systems
CA672172A (en) Telephone systems
AU3040163A (en) Electronic telephone switching system
AU269682B2 (en) Coin operated drycleaning system
AU276685B2 (en) Telecommunication system
CA659425A (en) Telephone set
AU280069B2 (en) Electronic switching telephone systems
CA667295A (en) Automatic telephone systems
CA676411A (en) Automatic telephone systems
CA670940A (en) Coin-operated device
CA661277A (en) Communication system