NL45920C - - Google Patents
Info
- Publication number
- NL45920C NL45920C NL80066A NL80066A NL45920C NL 45920 C NL45920 C NL 45920C NL 80066 A NL80066 A NL 80066A NL 80066 A NL80066 A NL 80066A NL 45920 C NL45920 C NL 45920C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US45920XA | 1935-11-21 | 1935-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL45920C true NL45920C (fr) | 1939-06-15 |
Family
ID=1805758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL80066A NL45920C (fr) | 1935-11-21 | 1936-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL45920C (fr) |
-
1936
- 1936-11-19 NL NL80066A patent/NL45920C/xx active