NL97530B - - Google Patents
Info
- Publication number
- NL97530B NL97530B NL97530DA NL97530B NL 97530 B NL97530 B NL 97530B NL 97530D A NL97530D A NL 97530DA NL 97530 B NL97530 B NL 97530B
- Authority
- NL
- Netherlands
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
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB237097X | 1939-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL97530B true NL97530B (en:Method) |
Family
ID=10200029
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL62587D NL62587C (en:Method) | 1939-04-04 | ||
| NL97530D NL97530B (en:Method) | 1939-04-04 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL62587D NL62587C (en:Method) | 1939-04-04 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH237097A (en:Method) |
| GB (1) | GB527505A (en:Method) |
| NL (2) | NL97530B (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE961811C (de) * | 1941-07-17 | 1957-04-18 | Siemens Ag | Schaltungsanordnung fuer Zahlengeber zur Einstellung von Waehlern in Fernmeldeanlagen, insbesondere Fernsprechanlagen |
| DE947247C (de) * | 1952-09-09 | 1956-08-16 | Siemens Ag | Stromstosssender fuer Teilnehmerstellen in Fernmelde-, insbesondere Fernsprechanlagen zur Auswahl einer beschraenkten Zahl von mehrstelligen Rufnummern |
| DE947983C (de) * | 1954-02-09 | 1956-08-23 | Siemens Ag | Schaltungsanordnung fuer Einrichtungen zur tastengesteuerten Wahl in Fernmelde-, insbesondere Fernsprechanlagen |
| DE966749C (de) * | 1954-03-05 | 1957-09-19 | Siemens Ag | Schaltungsanordnung fuer Speichereinrichtungen in Fernmelde-, insbesondere Fernsprechanlagen, bei welchen die Schaltauftraege in der Form von mehrstelligen Dualzahlen inGruppen von Speicherelementen ein- und ausgespeichert werden |
-
0
- NL NL62587D patent/NL62587C/xx active
- NL NL97530D patent/NL97530B/xx unknown
-
1939
- 1939-04-04 GB GB10521/39A patent/GB527505A/en not_active Expired
-
1940
- 1940-10-31 CH CH237097D patent/CH237097A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB527505A (en) | 1940-10-10 |
| CH237097A (fr) | 1945-03-31 |
| NL62587C (en:Method) |