BE422683A - - Google Patents
Info
- Publication number
- BE422683A BE422683A BE422683DA BE422683A BE 422683 A BE422683 A BE 422683A BE 422683D A BE422683D A BE 422683DA BE 422683 A BE422683 A BE 422683A
- Authority
- BE
- Belgium
- Prior art keywords
- switch
- sound
- words
- contact
- spoken
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/012—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using recorded signals, e.g. speech
Landscapes
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Communication System (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE422683A true BE422683A (enExample) |
Family
ID=84296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE422683D BE422683A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE422683A (enExample) |
-
0
- BE BE422683D patent/BE422683A/fr unknown
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