JPH0140069Y2 - - Google Patents
Info
- Publication number
- JPH0140069Y2 JPH0140069Y2 JP1985117046U JP11704685U JPH0140069Y2 JP H0140069 Y2 JPH0140069 Y2 JP H0140069Y2 JP 1985117046 U JP1985117046 U JP 1985117046U JP 11704685 U JP11704685 U JP 11704685U JP H0140069 Y2 JPH0140069 Y2 JP H0140069Y2
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- transmitter
- wave
- parametric
- primary
- 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.)
- Expired
Links
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985117046U JPH0140069Y2 (US06486227-20021126-C00005.png) | 1985-07-29 | 1985-07-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985117046U JPH0140069Y2 (US06486227-20021126-C00005.png) | 1985-07-29 | 1985-07-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6224376U JPS6224376U (US06486227-20021126-C00005.png) | 1987-02-14 |
JPH0140069Y2 true JPH0140069Y2 (US06486227-20021126-C00005.png) | 1989-12-01 |
Family
ID=31002201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985117046U Expired JPH0140069Y2 (US06486227-20021126-C00005.png) | 1985-07-29 | 1985-07-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0140069Y2 (US06486227-20021126-C00005.png) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4320474A (en) * | 1980-11-24 | 1982-03-16 | The United States Of America As Represented By The Secretary Of The Navy | Saturation limited parametric sonar source |
-
1985
- 1985-07-29 JP JP1985117046U patent/JPH0140069Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4320474A (en) * | 1980-11-24 | 1982-03-16 | The United States Of America As Represented By The Secretary Of The Navy | Saturation limited parametric sonar source |
Also Published As
Publication number | Publication date |
---|---|
JPS6224376U (US06486227-20021126-C00005.png) | 1987-02-14 |
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