CA670291A - Telegraph signal arrangement for a telephone system - Google Patents

Telegraph signal arrangement for a telephone system

Info

Publication number
CA670291A
CA670291A CA670291A CA670291DA CA670291A CA 670291 A CA670291 A CA 670291A CA 670291 A CA670291 A CA 670291A CA 670291D A CA670291D A CA 670291DA CA 670291 A CA670291 A CA 670291A
Authority
CA
Canada
Prior art keywords
telephone system
signal arrangement
telegraph signal
telegraph
arrangement
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
CA670291A
Inventor
E. Stoffels Robert
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA670291A publication Critical patent/CA670291A/en
Expired legal-status Critical Current

Links

CA670291A Telegraph signal arrangement for a telephone system Expired CA670291A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA670291T

Publications (1)

Publication Number Publication Date
CA670291A true CA670291A (en) 1963-09-10

Family

ID=35970639

Family Applications (1)

Application Number Title Priority Date Filing Date
CA670291A Expired CA670291A (en) Telegraph signal arrangement for a telephone system

Country Status (1)

Country Link
CA (1) CA670291A (en)

Similar Documents

Publication Publication Date Title
CA670291A (en) Telegraph signal arrangement for a telephone system
CA665980A (en) Telegraph signal arrangement for a telephone system
AU406949B2 (en) Telephone line circuit
CA655403A (en) Sender apparatus for a telephone system
CA663137A (en) Waystation telephone system
CA663005A (en) Telephonic system
CA656731A (en) Electronic telephone system
CA657478A (en) Electronic telephone system
AU273311B2 (en) Automatic loudspeaker telephone system
CA672172A (en) Telephone systems
CA670094A (en) Telephone systems
AU276685B2 (en) Telecommunication system
CA675187A (en) Telephone carrier system
CA655853A (en) Radio telephone system
CA669314A (en) Marker-controlled connector for telephone systems
AU270201B2 (en) Electronic telephone switching system
CA666052A (en) Electronic communication system
AU291148B2 (en) Facsimile communication system
AU284148B2 (en) Telephone transfer system
CA670836A (en) Time separation communication system
AU3026863A (en) Automatic loudspeaker telephone system
CA665977A (en) System for transmitting special signals for impulse type telecommunication systems
CA668777A (en) Loudspeaker system
AU277186B2 (en) Signal system
CA650695A (en) Party-line telephone system