CH525525A - Einbruchsicherungsanlage - Google Patents
EinbruchsicherungsanlageInfo
- Publication number
- CH525525A CH525525A CH1380171A CH1380171A CH525525A CH 525525 A CH525525 A CH 525525A CH 1380171 A CH1380171 A CH 1380171A CH 1380171 A CH1380171 A CH 1380171A CH 525525 A CH525525 A CH 525525A
- Authority
- CH
- Switzerland
- Prior art keywords
- alarm system
- burglar alarm
- burglar
- alarm
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/10—Wire waveguides, i.e. with a single solid longitudinal conductor
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
- G08B13/2497—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field using transmission lines, e.g. cable
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7518470A | 1970-09-24 | 1970-09-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH525525A true CH525525A (de) | 1972-07-15 |
Family
ID=22124105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1380171A CH525525A (de) | 1970-09-24 | 1971-09-21 | Einbruchsicherungsanlage |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE772278A (de) |
| CH (1) | CH525525A (de) |
| DE (1) | DE2146984A1 (de) |
| FR (1) | FR2107921A1 (de) |
| NL (1) | NL7113187A (de) |
-
1971
- 1971-09-07 BE BE772278A patent/BE772278A/xx unknown
- 1971-09-15 FR FR7133252A patent/FR2107921A1/fr not_active Withdrawn
- 1971-09-21 DE DE19712146984 patent/DE2146984A1/de active Pending
- 1971-09-21 CH CH1380171A patent/CH525525A/de not_active IP Right Cessation
- 1971-09-24 NL NL7113187A patent/NL7113187A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2107921A1 (de) | 1972-05-12 |
| NL7113187A (de) | 1972-03-28 |
| DE2146984A1 (de) | 1972-03-30 |
| BE772278A (fr) | 1972-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |