LU60047A1 - - Google Patents
Info
- Publication number
- LU60047A1 LU60047A1 LU60047DA LU60047A1 LU 60047 A1 LU60047 A1 LU 60047A1 LU 60047D A LU60047D A LU 60047DA LU 60047 A1 LU60047 A1 LU 60047A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/58—Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
- H04M3/62—Keyboard equipment
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681816145 DE1816145C3 (de) | 1968-12-20 | 1968-12-20 | Schaltungsanordnung für eine Fernsprechanlage mit Vermittlungsgeräten mit Tasten und den Tasten zugeordneten Anzeigemitteln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU60047A1 true LU60047A1 (de) | 1970-02-18 |
Family
ID=5716961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU60047D LU60047A1 (de) | 1968-12-20 | 1969-12-18 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE743454A (de) |
| DE (1) | DE1816145C3 (de) |
| FR (1) | FR2026676A1 (de) |
| GB (1) | GB1259670A (de) |
| LU (1) | LU60047A1 (de) |
| NL (1) | NL148213B (de) |
| SE (1) | SE360536B (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2543029C3 (de) * | 1975-09-26 | 1982-09-09 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung für ein eine Vielzahl von Funktionen steuerndes, an einer Fernsprechanlage anschaltbares Endgerät |
| DE2912034C2 (de) * | 1979-03-27 | 1985-02-21 | Siemens AG, 1000 Berlin und 8000 München | Indirekt gesteuerte Vermittlungsanlage, insbesondere Fernsprechnebenstellenanlage, mit einem zentralen Steuerwerk und einem einen Dialog ermöglichenden Eingabegerät |
| DE3139501C1 (de) * | 1981-09-29 | 1983-02-24 | Siemens AG, 1000 Berlin und 8000 München | Digitales Fernsprechteilnehmergerät mit der Einleitung von Steuerprozeduren dienenden Tastenschaltern |
| GB2154393A (en) * | 1984-02-16 | 1985-09-04 | Standard Telephones Cables Ltd | Telephone subscriber's apparatus |
-
1968
- 1968-12-20 DE DE19681816145 patent/DE1816145C3/de not_active Expired
-
1969
- 1969-12-10 NL NL6918530A patent/NL148213B/xx unknown
- 1969-12-17 GB GB6140769A patent/GB1259670A/en not_active Expired
- 1969-12-18 LU LU60047D patent/LU60047A1/xx unknown
- 1969-12-18 FR FR6943901A patent/FR2026676A1/fr not_active Withdrawn
- 1969-12-19 BE BE743454D patent/BE743454A/xx unknown
- 1969-12-19 SE SE1767069A patent/SE360536B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1259670A (en) | 1972-01-12 |
| NL6918530A (de) | 1970-06-23 |
| DE1816145C3 (de) | 1975-05-07 |
| FR2026676A1 (de) | 1970-09-18 |
| SE360536B (de) | 1973-09-24 |
| BE743454A (de) | 1970-06-19 |
| DE1816145A1 (de) | 1970-06-25 |
| NL148213B (nl) | 1975-12-15 |
| DE1816145B2 (de) | 1972-01-20 |