JPH02135883U - - Google Patents
Info
- Publication number
- JPH02135883U JPH02135883U JP4371589U JP4371589U JPH02135883U JP H02135883 U JPH02135883 U JP H02135883U JP 4371589 U JP4371589 U JP 4371589U JP 4371589 U JP4371589 U JP 4371589U JP H02135883 U JPH02135883 U JP H02135883U
- Authority
- JP
- Japan
- Prior art keywords
- morse code
- morse
- sonar
- heli
- encrypted
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 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 |
---|---|---|---|
JP4371589U JPH02135883U (fi) | 1989-04-14 | 1989-04-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4371589U JPH02135883U (fi) | 1989-04-14 | 1989-04-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02135883U true JPH02135883U (fi) | 1990-11-13 |
Family
ID=31556361
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4371589U Pending JPH02135883U (fi) | 1989-04-14 | 1989-04-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02135883U (fi) |
-
1989
- 1989-04-14 JP JP4371589U patent/JPH02135883U/ja active Pending
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