NL73550C - - Google Patents
Info
- Publication number
- NL73550C NL73550C NL73550DA NL73550C NL 73550 C NL73550 C NL 73550C NL 73550D A NL73550D A NL 73550DA NL 73550 C NL73550 C NL 73550C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1005139T | 1947-06-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL73550C true NL73550C (en:Method) |
Family
ID=9564491
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL133987D NL133987B (en:Method) | 1947-06-09 | ||
| NL73550D NL73550C (en:Method) | 1947-06-09 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL133987D NL133987B (en:Method) | 1947-06-09 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH271789A (en:Method) |
| FR (1) | FR1005139A (en:Method) |
| NL (2) | NL73550C (en:Method) |
-
0
- NL NL133987D patent/NL133987B/xx unknown
- NL NL73550D patent/NL73550C/xx active
-
1947
- 1947-06-09 FR FR1005139D patent/FR1005139A/fr not_active Expired
- 1947-07-26 CH CH271789D patent/CH271789A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH271789A (de) | 1950-11-15 |
| FR1005139A (fr) | 1952-04-07 |
| NL133987B (en:Method) |