FR2206845A5 - - Google Patents
Info
- Publication number
- FR2206845A5 FR2206845A5 FR7240156A FR7240156A FR2206845A5 FR 2206845 A5 FR2206845 A5 FR 2206845A5 FR 7240156 A FR7240156 A FR 7240156A FR 7240156 A FR7240156 A FR 7240156A FR 2206845 A5 FR2206845 A5 FR 2206845A5
- Authority
- FR
- France
- 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
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
- G08B13/1609—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems
- G08B13/1618—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means
- G08B13/1627—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means using Doppler shift detection circuits
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7240156A FR2206845A5 (xx) | 1972-11-13 | 1972-11-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7240156A FR2206845A5 (xx) | 1972-11-13 | 1972-11-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2206845A5 true FR2206845A5 (xx) | 1974-06-07 |
Family
ID=9107055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7240156A Expired FR2206845A5 (xx) | 1972-11-13 | 1972-11-13 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2206845A5 (xx) |
-
1972
- 1972-11-13 FR FR7240156A patent/FR2206845A5/fr not_active Expired
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |