NL53393C - - Google Patents
Info
- Publication number
- NL53393C NL53393C NL53393DA NL53393C NL 53393 C NL53393 C NL 53393C NL 53393D A NL53393D A NL 53393DA NL 53393 C NL53393 C NL 53393C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE523254X | 1937-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL53393C true NL53393C (en:Method) |
Family
ID=20311213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL53393D NL53393C (en:Method) | 1937-12-29 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB523254A (en:Method) |
| NL (1) | NL53393C (en:Method) |
-
0
- NL NL53393D patent/NL53393C/xx active
-
1938
- 1938-12-28 GB GB37673/38A patent/GB523254A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB523254A (en) | 1940-07-10 |