BE412533A - - Google Patents
Info
- Publication number
- BE412533A BE412533A BE412533DA BE412533A BE 412533 A BE412533 A BE 412533A BE 412533D A BE412533D A BE 412533DA BE 412533 A BE412533 A BE 412533A
- Authority
- BE
- Belgium
- Prior art keywords
- relay
- line
- circuit
- switch
- operator
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE412533A true BE412533A (en)) |
Family
ID=76256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE412533D BE412533A (en)) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE412533A (en)) |
-
0
- BE BE412533D patent/BE412533A/fr unknown
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