BE485318A - - Google Patents
Info
- Publication number
- BE485318A BE485318A BE485318DA BE485318A BE 485318 A BE485318 A BE 485318A BE 485318D A BE485318D A BE 485318DA BE 485318 A BE485318 A BE 485318A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
-
- 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
- H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electronic Switches (AREA)
- Structure Of Telephone Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL285955X | 1947-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE485318A true BE485318A (en:Method) |
Family
ID=19782512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE485318D BE485318A (en:Method) | 1947-10-20 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2739186A (en:Method) |
| BE (1) | BE485318A (en:Method) |
| CH (1) | CH285955A (en:Method) |
| FR (1) | FR977864A (en:Method) |
| GB (1) | GB670252A (en:Method) |
| NL (1) | NL73160C (en:Method) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2485351A (en) * | 1944-11-20 | 1949-10-18 | Kellogg Switchboard & Supply | Automatic telephone system |
-
0
- NL NL73160D patent/NL73160C/xx active
- BE BE485318D patent/BE485318A/xx unknown
-
1948
- 1948-10-15 CH CH285955D patent/CH285955A/de unknown
- 1948-10-19 GB GB27118/48A patent/GB670252A/en not_active Expired
- 1948-10-20 FR FR977864D patent/FR977864A/fr not_active Expired
-
1952
- 1952-04-28 US US284785A patent/US2739186A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2739186A (en) | 1956-03-20 |
| CH285955A (de) | 1952-09-30 |
| NL73160C (en:Method) | |
| GB670252A (en) | 1952-04-16 |
| FR977864A (fr) | 1951-04-06 |