CH293315A - Equipement électrique d'essai. - Google Patents
Equipement électrique d'essai.Info
- Publication number
- CH293315A CH293315A CH293315DA CH293315A CH 293315 A CH293315 A CH 293315A CH 293315D A CH293315D A CH 293315DA CH 293315 A CH293315 A CH 293315A
- Authority
- CH
- Switzerland
- Prior art keywords
- test equipment
- electrical test
- electrical
- equipment
- test
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electrotherapy Devices (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR844751X | 1949-06-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH293315A true CH293315A (fr) | 1953-09-15 |
Family
ID=9312527
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH320151D CH320151A (fr) | 1949-06-21 | 1950-06-21 | Equipement de central automatique de télécommunication |
CH293315D CH293315A (fr) | 1949-06-21 | 1950-06-21 | Equipement électrique d'essai. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH320151D CH320151A (fr) | 1949-06-21 | 1950-06-21 | Equipement de central automatique de télécommunication |
Country Status (7)
Country | Link |
---|---|
US (1) | US2686839A (fr) |
BE (1) | BE496495A (fr) |
CH (2) | CH320151A (fr) |
DE (1) | DE844751C (fr) |
FR (1) | FR1012159A (fr) |
GB (2) | GB701687A (fr) |
NL (4) | NL154348B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2960575A (en) * | 1952-04-10 | 1960-11-15 | Int Standard Electric Corp | Automatic telecommunication systems |
US2725428A (en) * | 1953-01-06 | 1955-11-29 | Itt | Multi-group primary-secondary-spread crossbar telephone system |
BE546115A (fr) * | 1953-01-12 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL76006C (fr) * | 1946-06-20 | |||
US2619548A (en) * | 1948-05-15 | 1952-11-25 | Int Standard Electric Corp | Electronic switching apparatus for telephone systems |
US2583711A (en) * | 1949-03-29 | 1952-01-29 | Scowen | |
BE496069A (fr) * | 1949-06-02 |
-
0
- NL NL216340D patent/NL216340A/xx unknown
- NL NL94324D patent/NL94324C/xx active
- NL NL86149D patent/NL86149C/xx active
- NL NL737306604A patent/NL154348B/xx unknown
- BE BE496495D patent/BE496495A/xx unknown
-
1949
- 1949-06-21 FR FR1012159D patent/FR1012159A/fr not_active Expired
-
1950
- 1950-05-05 GB GB11162/50A patent/GB701687A/en not_active Expired
- 1950-05-05 GB GB24845/52A patent/GB701738A/en not_active Expired
- 1950-06-20 US US169273A patent/US2686839A/en not_active Expired - Lifetime
- 1950-06-21 CH CH320151D patent/CH320151A/fr unknown
- 1950-06-21 CH CH293315D patent/CH293315A/fr unknown
- 1950-06-21 DE DEI1221A patent/DE844751C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB701738A (en) | 1953-12-30 |
NL216340A (fr) | |
NL154348B (nl) | |
NL94324C (fr) | |
FR1012159A (fr) | 1952-07-07 |
CH320151A (fr) | 1957-03-15 |
BE496495A (fr) | |
GB701687A (en) | 1953-12-30 |
NL86149C (fr) | |
DE844751C (de) | 1952-07-28 |
US2686839A (en) | 1954-08-17 |
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