AR202854A1 - IMPROVEMENTS IN PUSH-BUTTON CALL CIRCUITS FOR TELEPHONE DEVICES - Google Patents

IMPROVEMENTS IN PUSH-BUTTON CALL CIRCUITS FOR TELEPHONE DEVICES

Info

Publication number
AR202854A1
AR202854A1 AR25649874A AR25649874A AR202854A1 AR 202854 A1 AR202854 A1 AR 202854A1 AR 25649874 A AR25649874 A AR 25649874A AR 25649874 A AR25649874 A AR 25649874A AR 202854 A1 AR202854 A1 AR 202854A1
Authority
AR
Argentina
Prior art keywords
push
telephone devices
call circuits
button call
button
Prior art date
Application number
AR25649874A
Other languages
Spanish (es)
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Priority to AR25649874A priority Critical patent/AR202854A1/en
Application granted granted Critical
Publication of AR202854A1 publication Critical patent/AR202854A1/en

Links

AR25649874A 1974-11-13 1974-11-13 IMPROVEMENTS IN PUSH-BUTTON CALL CIRCUITS FOR TELEPHONE DEVICES AR202854A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AR25649874A AR202854A1 (en) 1974-11-13 1974-11-13 IMPROVEMENTS IN PUSH-BUTTON CALL CIRCUITS FOR TELEPHONE DEVICES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AR25649874A AR202854A1 (en) 1974-11-13 1974-11-13 IMPROVEMENTS IN PUSH-BUTTON CALL CIRCUITS FOR TELEPHONE DEVICES

Publications (1)

Publication Number Publication Date
AR202854A1 true AR202854A1 (en) 1975-07-24

Family

ID=3466813

Family Applications (1)

Application Number Title Priority Date Filing Date
AR25649874A AR202854A1 (en) 1974-11-13 1974-11-13 IMPROVEMENTS IN PUSH-BUTTON CALL CIRCUITS FOR TELEPHONE DEVICES

Country Status (1)

Country Link
AR (1) AR202854A1 (en)

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