SE431386B - Elektronisk telefonkretsanordning - Google Patents

Elektronisk telefonkretsanordning

Info

Publication number: SE431386B
Authority: SE; Sweden
Prior art keywords: circuit device; telephone circuit; electronic telephone; electronic; telephone
Prior art date: 1976-03-24

Application number

SE7703344A

Other languages

English (en)

Other versions

SE7703344L (sv

Inventor

M Miroslav

Original Assignee

Iskra

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.)

1976-03-24

Filing date

1977-03-23

Publication date

1984-01-30

1976-03-24 Priority claimed from YU76676A external-priority patent/YU36589B/xx

1976-07-05 Priority claimed from YU164176A external-priority patent/YU164176A/xx

1977-03-23 Application filed by Iskra filed Critical Iskra

1977-09-25 Publication of SE7703344L publication Critical patent/SE7703344L/sv

1984-01-30 Publication of SE431386B publication Critical patent/SE431386B/sv

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/738—Interface circuits for coupling substations to external telephone lines
- H04M1/76—Compensating for differences in line impedance

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Amplifiers (AREA)

SE7703344A 1976-03-24 1977-03-23 Elektronisk telefonkretsanordning SE431386B (sv)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
YU76676A YU36589B (en)	1976-03-24	1976-03-24	Electronic telephone set a low-ohmic input
YU164176A YU164176A (en)	1976-07-05	1976-07-05	Circuit diagram for protecting telephone terminals and othher devices

Publications (2)

Publication Number	Publication Date
SE7703344L SE7703344L (sv)	1977-09-25
SE431386B true SE431386B (sv)	1984-01-30

Family

ID=27130757

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7703344A SE431386B (sv)	1976-03-24	1977-03-23	Elektronisk telefonkretsanordning

Country Status (3)

Country	Link
DE (1)	DE2713070A1 (sv)
FR (1)	FR2345860A1 (sv)
SE (1)	SE431386B (sv)

1977
- 1977-03-23 SE SE7703344A patent/SE431386B/sv unknown
- 1977-03-23 FR FR7708715A patent/FR2345860A1/fr not_active Withdrawn
- 1977-03-24 DE DE19772713070 patent/DE2713070A1/de not_active Withdrawn

Also Published As

Publication number	Publication date
FR2345860A1 (fr)	1977-10-21
DE2713070A1 (de)	1977-09-29
SE7703344L (sv)	1977-09-25

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