NL132087C - - Google Patents
Info
- Publication number
- NL132087C NL132087C NL132087DA NL132087C NL 132087 C NL132087 C NL 132087C NL 132087D A NL132087D A NL 132087DA NL 132087 C NL132087 C NL 132087C
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
- G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems
- G08B13/1663—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems using seismic sensing means
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Emergency Alarm Devices (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR861053A FR1296625A (fr) | 1961-05-08 | 1961-05-08 | Perfectionnements aux systèmes électriques de surveillance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL132087C true NL132087C (en:Method) |
Family
ID=8754657
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL278116D NL278116A (en:Method) | 1961-05-08 | ||
| NL132087D NL132087C (en:Method) | 1961-05-08 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL278116D NL278116A (en:Method) | 1961-05-08 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE1243565B (en:Method) |
| FR (1) | FR1296625A (en:Method) |
| GB (1) | GB947977A (en:Method) |
| NL (2) | NL132087C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3321737A (en) * | 1965-02-03 | 1967-05-23 | Russell Lindsay | Sonar-type sensory aids |
| FR2523339A1 (fr) * | 1982-03-12 | 1983-09-16 | Guglielmetti Vg Electro | Dispositif de detection a capteur volumetrique a infra-sons et procede de detection par infra-sons |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE660328C (de) * | 1930-04-09 | 1938-05-23 | Siemens & Halske Akt Ges | Einrichtung zum Pruefen des Betriebszustandes von Raum-, insbesondere Tresorsicherungsanlagen |
| CH293560A (fr) * | 1951-07-28 | 1953-09-30 | Rolf Dr Glatt | Installation pour l'électrocardiographie. |
-
0
- NL NL278116D patent/NL278116A/xx unknown
- NL NL132087D patent/NL132087C/xx active
-
1961
- 1961-05-08 FR FR861053A patent/FR1296625A/fr not_active Expired
-
1962
- 1962-05-03 GB GB1710762A patent/GB947977A/en not_active Expired
- 1962-05-04 DE DE1962C0026909 patent/DE1243565B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR1296625A (fr) | 1962-06-22 |
| GB947977A (en) | 1964-01-29 |
| NL278116A (en:Method) | |
| DE1243565B (de) | 1967-06-29 |