DE8627987U1 - - Google Patents
Info
- Publication number
- DE8627987U1 DE8627987U1 DE19868627987 DE8627987U DE8627987U1 DE 8627987 U1 DE8627987 U1 DE 8627987U1 DE 19868627987 DE19868627987 DE 19868627987 DE 8627987 U DE8627987 U DE 8627987U DE 8627987 U1 DE8627987 U1 DE 8627987U1
- Authority
- DE
- Germany
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
- G08B29/04—Monitoring of the detection circuits
- G08B29/046—Monitoring of the detection circuits prevention of tampering with detection circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19868627987 DE8627987U1 (de) | 1986-10-21 | 1986-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19868627987 DE8627987U1 (de) | 1986-10-21 | 1986-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE8627987U1 true DE8627987U1 (de) | 1986-12-04 |
Family
ID=6799420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19868627987 Expired DE8627987U1 (de) | 1986-10-21 | 1986-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE8627987U1 (de) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4106329C1 (en) * | 1991-02-28 | 1992-06-17 | Siegward 6338 Huettenberg De Roth | Protective housing for burglar alarm - has proximity switches to initiate alarm upon attempted sabotage |
| EP0503965A1 (de) * | 1991-03-15 | 1992-09-16 | Pedro Marrero | Gefahrenmeldeanlage |
| EP0518685A2 (de) * | 1991-06-14 | 1992-12-16 | Cqr Security Components Limited | Alarmanlage |
| DE4218520A1 (de) * | 1992-06-05 | 1993-12-09 | Rolf Dr Grohmann | Alarmanlage zur Sicherung geschlossener Räume gegen unbefugtes Eindringen von Personen |
-
1986
- 1986-10-21 DE DE19868627987 patent/DE8627987U1/de not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4106329C1 (en) * | 1991-02-28 | 1992-06-17 | Siegward 6338 Huettenberg De Roth | Protective housing for burglar alarm - has proximity switches to initiate alarm upon attempted sabotage |
| EP0503965A1 (de) * | 1991-03-15 | 1992-09-16 | Pedro Marrero | Gefahrenmeldeanlage |
| EP0518685A2 (de) * | 1991-06-14 | 1992-12-16 | Cqr Security Components Limited | Alarmanlage |
| EP0518685A3 (en) * | 1991-06-14 | 1993-05-12 | Cqr Security Components Limited | Alarm assembly |
| DE4218520A1 (de) * | 1992-06-05 | 1993-12-09 | Rolf Dr Grohmann | Alarmanlage zur Sicherung geschlossener Räume gegen unbefugtes Eindringen von Personen |