NL169009C - Telecommunicatiestelsel. - Google Patents

Telecommunicatiestelsel.

Info

Publication number: NL169009C
Authority: NL; Netherlands
Prior art keywords: telecommunications system; telecommunications
Prior art date: 1900-01-01

Application number

NLAANVRAGE6803920,A

Other languages

English (en)

Original Assignee

Cit Alcatel

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.)

1967-03-29

Publication date

1900-01-01

1900-01-01 Application granted granted Critical

1900-01-01 Publication of NL169009C publication Critical patent/NL169009C/nl

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
- H04B17/401—Monitoring; Testing of relay systems with selective localization
- H04B17/402—Monitoring; Testing of relay systems with selective localization using different frequencies
- H04B17/403—Monitoring; Testing of relay systems with selective localization using different frequencies generated by local oscillators

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Monitoring And Testing Of Transmission In General (AREA)
Amplifiers (AREA)

NLAANVRAGE6803920,A 1967-03-29 Telecommunicatiestelsel. NL169009C (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR100722A FR1525189A (fr)	1967-03-29	1967-03-29	Procédé et dispositif pour la télésurveillance des répéteurs

Publications (1)

Publication Number	Publication Date
NL169009C true NL169009C (nl)	1900-01-01

Family

ID=8627778

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE6803920,A NL169009C (nl)	1967-03-29		Telecommunicatiestelsel.
NL6803920.A NL169009B (nl)	1967-03-29	1968-03-20	Telecommunicatiestelsel.

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
NL6803920.A NL169009B (nl)	1967-03-29	1968-03-20	Telecommunicatiestelsel.

Country Status (9)

Country	Link
US (1)	US3557323A (nl)
JP (1)	JPS4923045B1 (nl)
BE (1)	BE712384A (nl)
DE (1)	DE1287644B (nl)
FR (1)	FR1525189A (nl)
GB (1)	GB1154668A (nl)
LU (1)	LU55718A1 (nl)
NL (2)	NL169009B (nl)
OA (1)	OA02774A (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1589492A (nl) *	1968-09-25	1970-03-31
US3617657A (en) *	1969-08-25	1971-11-02	Bell Telephone Labor Inc	Repeater monitoring system
NL7105347A (nl) *	1971-04-21	1972-10-24
NL171512C (nl) *	1972-08-24	1983-04-05	Philips Nv	Foutlokalisatiesysteem voor lijnversterkers van versterkerstations in een transmissielijn.
US4207431A (en) *	1977-09-23	1980-06-10	Broadband Technologies, Inc.	Apparatus and method for monitoring a communications system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3059068A (en) *	1960-06-27	1962-10-16	Int Standard Electric Corp	Carrier current communication systems incorporating repeaters

0
- DE DENDAT1287644D patent/DE1287644B/de active Pending
- NL NLAANVRAGE6803920,A patent/NL169009C/nl active
1967
- 1967-03-29 FR FR100722A patent/FR1525189A/fr not_active Expired
1968
- 1968-02-29 GB GB9795/68A patent/GB1154668A/en not_active Expired
- 1968-03-16 OA OA53221A patent/OA02774A/xx unknown
- 1968-03-18 BE BE712384D patent/BE712384A/xx not_active IP Right Cessation
- 1968-03-20 NL NL6803920.A patent/NL169009B/nl not_active IP Right Cessation
- 1968-03-20 LU LU55718D patent/LU55718A1/xx unknown
- 1968-03-26 US US716206A patent/US3557323A/en not_active Expired - Lifetime
- 1968-03-26 JP JP1921068A patent/JPS4923045B1/ja active Pending

Also Published As

Publication number	Publication date
NL169009B (nl)	1981-12-16
DE1287644B (nl)	1969-01-23
NL6803920A (nl)	1968-09-30
OA02774A (fr)	1970-12-15
FR1525189A (fr)	1968-05-17
JPS4923045B1 (nl)	1974-06-13
LU55718A1 (nl)	1969-10-02
GB1154668A (en)	1969-06-11
BE712384A (nl)	1968-09-18
US3557323A (en)	1971-01-19

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