NL287924A - - Google Patents
Info
- Publication number
- NL287924A NL287924A NL287924DA NL287924A NL 287924 A NL287924 A NL 287924A NL 287924D A NL287924D A NL 287924DA NL 287924 A NL287924 A NL 287924A
- Authority
- NL
- Netherlands
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
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR922082A FR1344733A (en) | 1963-01-21 | 1963-01-21 | Telephone subscriber installation with additional extensions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL287924A true NL287924A (en) |
Family
ID=8795144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL287924D NL287924A (en) | 1963-01-21 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE627364A (en) |
| FR (1) | FR1344733A (en) |
| NL (1) | NL287924A (en) |
-
0
- BE BE627364D patent/BE627364A/xx unknown
- NL NL287924D patent/NL287924A/xx unknown
-
1963
- 1963-01-21 FR FR922082A patent/FR1344733A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1344733A (en) | 1963-11-29 |
| BE627364A (en) |