BE741128A - - Google Patents
Info
- Publication number
- BE741128A BE741128A BE741128DA BE741128A BE 741128 A BE741128 A BE 741128A BE 741128D A BE741128D A BE 741128DA BE 741128 A BE741128 A BE 741128A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
- G08B5/38—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources using flashing light
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Audible And Visible Signals (AREA)
- Alarm Systems (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681808773 DE1808773B2 (de) | 1968-11-14 | 1968-11-14 | Meldeeinrichtung zur ruhiglichtblinklichtanzeige von meldungen mit gemeinsamer quittungstaste |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE741128A true BE741128A (de) | 1970-04-01 |
Family
ID=5713262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE741128D BE741128A (de) | 1968-11-14 | 1969-10-31 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3644926A (de) |
| AT (1) | AT294237B (de) |
| BE (1) | BE741128A (de) |
| CH (1) | CH498456A (de) |
| DE (1) | DE1808773B2 (de) |
| GB (1) | GB1292139A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4249170A (en) * | 1979-10-09 | 1981-02-03 | Westinghouse Electric Corp. | Annunciator |
-
1968
- 1968-11-14 DE DE19681808773 patent/DE1808773B2/de active Pending
-
1969
- 1969-09-17 CH CH1402169A patent/CH498456A/de not_active IP Right Cessation
- 1969-10-13 AT AT959069A patent/AT294237B/de not_active IP Right Cessation
- 1969-10-31 BE BE741128D patent/BE741128A/xx unknown
- 1969-11-03 US US873456A patent/US3644926A/en not_active Expired - Lifetime
- 1969-11-13 GB GB55732/69A patent/GB1292139A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH498456A (de) | 1970-10-31 |
| US3644926A (en) | 1972-02-22 |
| DE1808773A1 (de) | 1970-06-04 |
| DE1808773B2 (de) | 1973-05-03 |
| GB1292139A (en) | 1972-10-11 |
| AT294237B (de) | 1971-11-10 |