BE499702A - - Google Patents
Info
- Publication number
- BE499702A BE499702A BE499702DA BE499702A BE 499702 A BE499702 A BE 499702A BE 499702D A BE499702D A BE 499702DA BE 499702 A BE499702 A BE 499702A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of DC pulses
- H04Q1/34—Impulse regenerators with mechanical or other non-electrical marking arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL838456X | 1949-12-01 | ||
| NL679332X | 1949-12-01 | ||
| NL1042668X | 1949-12-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE499702A true BE499702A (en:Method) |
Family
ID=27351428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE499702D BE499702A (en:Method) | 1949-12-01 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE499702A (en:Method) |
| DE (1) | DE838456C (en:Method) |
-
0
- BE BE499702D patent/BE499702A/xx unknown
-
1950
- 1950-11-29 DE DEN3182A patent/DE838456C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE838456C (de) | 1952-05-08 |