FR2326749A1 - SURVEILLANCE EQUIPMENT ENSURING THE PROTECTION OF A CONFINED SPACE - Google Patents
SURVEILLANCE EQUIPMENT ENSURING THE PROTECTION OF A CONFINED SPACEInfo
- Publication number
- FR2326749A1 FR2326749A1 FR7627447A FR7627447A FR2326749A1 FR 2326749 A1 FR2326749 A1 FR 2326749A1 FR 7627447 A FR7627447 A FR 7627447A FR 7627447 A FR7627447 A FR 7627447A FR 2326749 A1 FR2326749 A1 FR 2326749A1
- Authority
- FR
- France
- Prior art keywords
- protection
- confined space
- surveillance equipment
- equipment ensuring
- ensuring
- Prior art date
- 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.)
- Granted
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
- Emergency Alarm Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1268675A CH595668A5 (en) | 1975-09-30 | 1975-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2326749A1 true FR2326749A1 (en) | 1977-04-29 |
FR2326749B1 FR2326749B1 (en) | 1981-09-25 |
Family
ID=4385455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7627447A Granted FR2326749A1 (en) | 1975-09-30 | 1976-09-13 | SURVEILLANCE EQUIPMENT ENSURING THE PROTECTION OF A CONFINED SPACE |
Country Status (15)
Country | Link |
---|---|
JP (1) | JPS5243398A (en) |
AT (1) | AT357066B (en) |
BE (1) | BE846153A (en) |
BR (1) | BR7606514A (en) |
CH (1) | CH595668A5 (en) |
DE (1) | DE2641856A1 (en) |
DK (1) | DK437176A (en) |
ES (1) | ES451130A1 (en) |
FI (1) | FI762481A (en) |
FR (1) | FR2326749A1 (en) |
GB (1) | GB1554880A (en) |
NL (1) | NL7609139A (en) |
NO (1) | NO762694L (en) |
SE (1) | SE7608698L (en) |
ZA (1) | ZA764670B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4608674A (en) * | 1982-08-06 | 1986-08-26 | American District Telegraph Company | Constant range ultrasonic motion detector |
CH702416A2 (en) * | 2009-12-21 | 2011-06-30 | Glasfreunde Gmbh | Means for the detection of glass damage during glazing. |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3721972A (en) * | 1972-02-22 | 1973-03-20 | Seabord Electric | Ultrasonic burglar alarm system |
-
1975
- 1975-09-30 CH CH1268675A patent/CH595668A5/xx not_active IP Right Cessation
-
1976
- 1976-08-03 ZA ZA764670A patent/ZA764670B/en unknown
- 1976-08-03 NO NO762694A patent/NO762694L/no unknown
- 1976-08-03 SE SE7608698A patent/SE7608698L/en unknown
- 1976-08-17 NL NL7609139A patent/NL7609139A/en not_active Application Discontinuation
- 1976-08-30 FI FI762481A patent/FI762481A/fi not_active Application Discontinuation
- 1976-09-01 ES ES451130A patent/ES451130A1/en not_active Expired
- 1976-09-02 JP JP51105400A patent/JPS5243398A/en active Pending
- 1976-09-13 FR FR7627447A patent/FR2326749A1/en active Granted
- 1976-09-13 BE BE170598A patent/BE846153A/en unknown
- 1976-09-17 AT AT694276A patent/AT357066B/en not_active IP Right Cessation
- 1976-09-17 DE DE19762641856 patent/DE2641856A1/en active Pending
- 1976-09-29 GB GB40498/76A patent/GB1554880A/en not_active Expired
- 1976-09-29 BR BR7606514A patent/BR7606514A/en unknown
- 1976-09-29 DK DK437176A patent/DK437176A/en unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3721972A (en) * | 1972-02-22 | 1973-03-20 | Seabord Electric | Ultrasonic burglar alarm system |
Also Published As
Publication number | Publication date |
---|---|
ATA694276A (en) | 1979-10-15 |
FR2326749B1 (en) | 1981-09-25 |
BE846153A (en) | 1976-12-31 |
GB1554880A (en) | 1979-10-31 |
SE7608698L (en) | 1977-03-31 |
AU1659376A (en) | 1978-02-09 |
FI762481A (en) | 1977-03-31 |
NO762694L (en) | 1977-03-31 |
BR7606514A (en) | 1977-06-28 |
DK437176A (en) | 1977-03-31 |
JPS5243398A (en) | 1977-04-05 |
CH595668A5 (en) | 1978-02-15 |
ZA764670B (en) | 1977-07-27 |
ES451130A1 (en) | 1977-08-16 |
AT357066B (en) | 1980-06-10 |
DE2641856A1 (en) | 1977-04-07 |
NL7609139A (en) | 1977-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |