NL58597C - - Google Patents
Info
- Publication number
- NL58597C NL58597C NL58597DA NL58597C NL 58597 C NL58597 C NL 58597C NL 58597D A NL58597D A NL 58597DA NL 58597 C NL58597 C NL 58597C
- 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
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 |
|---|---|---|---|
| DE219528X | 1939-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL58597C true NL58597C (fr) |
Family
ID=5831926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL58597D NL58597C (fr) | 1939-06-30 |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH219528A (fr) |
| NL (1) | NL58597C (fr) |
-
0
- NL NL58597D patent/NL58597C/xx active
-
1940
- 1940-05-14 CH CH219528D patent/CH219528A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH219528A (de) | 1942-02-15 |