BE478240A - - Google Patents
Info
- Publication number
- BE478240A BE478240A BE478240DA BE478240A BE 478240 A BE478240 A BE 478240A BE 478240D A BE478240D A BE 478240DA BE 478240 A BE478240 A BE 478240A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH276284T | 1948-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE478240A true BE478240A (en:Method) |
Family
ID=4480667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE478240D BE478240A (en:Method) | 1948-03-12 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE478240A (en:Method) |
| CH (1) | CH276284A (en:Method) |
| NL (2) | NL144922B (en:Method) |
-
0
- NL NL78394D patent/NL78394C/xx active
- NL NL696908411A patent/NL144922B/xx unknown
- BE BE478240D patent/BE478240A/xx unknown
-
1948
- 1948-03-12 CH CH276284D patent/CH276284A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL78394C (en:Method) | |
| NL144922B (nl) | |
| CH276284A (de) | 1951-06-30 |