BE470444A - - Google Patents
Info
- Publication number
- BE470444A BE470444A BE470444DA BE470444A BE 470444 A BE470444 A BE 470444A BE 470444D A BE470444D A BE 470444DA BE 470444 A BE470444 A BE 470444A
- 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)
- Electromagnets (AREA)
- Transmission Devices (AREA)
- Percussion Or Vibration Massage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US586005A US2411526A (en) | 1945-03-31 | 1945-03-31 | Impulse storing and repeating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE470444A true BE470444A (en:Method) |
Family
ID=27429875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE470444D BE470444A (en:Method) | 1945-03-31 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2411526A (en:Method) |
| BE (1) | BE470444A (en:Method) |
| CH (1) | CH256361A (en:Method) |
| ES (1) | ES173385A1 (en:Method) |
| FR (1) | FR924631A (en:Method) |
| GB (1) | GB609194A (en:Method) |
| NL (1) | NL65182C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2559075A (en) * | 1945-10-13 | 1951-07-03 | Clare & Co C P | Rotary step switch |
| US2908759A (en) * | 1954-02-12 | 1959-10-13 | Gen Telephone Lab Inc | Automatic toll ticketing telephone systems |
-
0
- NL NL65182D patent/NL65182C/xx active
- BE BE470444D patent/BE470444A/xx unknown
-
1945
- 1945-03-31 US US586005A patent/US2411526A/en not_active Expired - Lifetime
-
1946
- 1946-03-08 GB GB7324/46A patent/GB609194A/en not_active Expired
- 1946-03-30 CH CH256361D patent/CH256361A/de unknown
- 1946-03-30 FR FR924631D patent/FR924631A/fr not_active Expired
- 1946-04-30 ES ES173385A patent/ES173385A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL65182C (en:Method) | |
| ES173385A1 (es) | 1946-06-01 |
| FR924631A (fr) | 1947-08-11 |
| CH256361A (de) | 1948-08-15 |
| US2411526A (en) | 1946-11-26 |
| GB609194A (en) | 1948-09-27 |