ATA643978A - Elektrische uebertragungsanlage, insbesondere wechsel-, gegen- oder lautsprecheranlage - Google Patents

Elektrische uebertragungsanlage, insbesondere wechsel-, gegen- oder lautsprecheranlage

Info

Publication number: ATA643978A
Authority: AT; Austria
Prior art keywords: counter; electrical transmission; transmission system; especially interchangeable; speaker
Prior art date: 1977-12-29

Application number

AT0643978A

Other languages

English (en)

Other versions

AT374064B (de

Original Assignee

Neumann Elektronik Gmbh

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.)

1977-12-29

Filing date

1978-09-06

Publication date

1983-07-15

1978-09-06 Application filed by Neumann Elektronik Gmbh filed Critical Neumann Elektronik Gmbh

1983-07-15 Publication of ATA643978A publication Critical patent/ATA643978A/de

1984-03-12 Application granted granted Critical

1984-03-12 Publication of AT374064B publication Critical patent/AT374064B/de

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Transmitters (AREA)
Amplifiers (AREA)
Interconnected Communication Systems, Intercoms, And Interphones (AREA)

AT0643978A 1977-12-29 1978-09-06 Elektrische uebertragungsanlage, insbesondere wechsel-, gegen- oder lautsprecheranlage AT374064B (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2758776A DE2758776C2 (de)	1977-12-29	1977-12-29	Elektrische Übertragungsanlage, insbesondere Wechsel-, Gegen- oder Lautsprechanlage

Publications (2)

Publication Number	Publication Date
ATA643978A true ATA643978A (de)	1983-07-15
AT374064B AT374064B (de)	1984-03-12

Family

ID=6027669

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT0643978A AT374064B (de)	1977-12-29	1978-09-06	Elektrische uebertragungsanlage, insbesondere wechsel-, gegen- oder lautsprecheranlage

Country Status (4)

Country	Link
AT (1)	AT374064B (de)
DE (1)	DE2758776C2 (de)
GB (1)	GB2011748B (de)
IT (1)	IT1107529B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3642378A1 (de) *	1986-12-11	1988-06-30	Siemens Ag	System zur uebertragung von informationen mit ersatzschalteinrichtungen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2422806C3 (de) *	1974-05-10	1985-08-29	Neumann Elektronik GmbH, 4330 Mülheim	Einrichtung zur Konzentration der Linienwahlmittel in einer tastengesteuerten Sprechanlage
DE2605499A1 (de) *	1976-02-12	1977-08-18	Licentia Gmbh	Schaltungsanordnung fuer die ueberwachung eines wechselspannungsverstaerkers

1977
- 1977-12-29 DE DE2758776A patent/DE2758776C2/de not_active Expired
1978
- 1978-09-06 AT AT0643978A patent/AT374064B/de not_active IP Right Cessation
- 1978-10-31 GB GB7842554A patent/GB2011748B/en not_active Expired
- 1978-12-14 IT IT83641/78A patent/IT1107529B/it active

Also Published As

Publication number	Publication date
DE2758776C2 (de)	1987-11-12
IT1107529B (it)	1985-11-25
DE2758776A1 (de)	1979-08-16
AT374064B (de)	1984-03-12
IT7883641A0 (it)	1978-12-14
GB2011748A (en)	1979-07-11
GB2011748B (en)	1982-04-28

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Legal Events

Date	Code	Title	Description
1995-04-15	ELJ	Ceased due to non-payment of the annual fee