DE305658C - - Google Patents
Info
- Publication number
- DE305658C DE305658C DENDAT305658D DE305658DA DE305658C DE 305658 C DE305658 C DE 305658C DE NDAT305658 D DENDAT305658 D DE NDAT305658D DE 305658D A DE305658D A DE 305658DA DE 305658 C DE305658 C DE 305658C
- Authority
- DE
- Germany
- Prior art keywords
- sound waves
- container
- liquid container
- liquid
- stiffened
- 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.)
- Active
Links
- 239000007788 liquid Substances 0.000 claims 4
- 239000012528 membrane Substances 0.000 claims 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE305658C true DE305658C (OSRAM) |
Family
ID=559140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT305658D Active DE305658C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE305658C (OSRAM) |
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0
- DE DENDAT305658D patent/DE305658C/de active Active
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