JPS63200990U - - Google Patents
Info
- Publication number
- JPS63200990U JPS63200990U JP9177087U JP9177087U JPS63200990U JP S63200990 U JPS63200990 U JP S63200990U JP 9177087 U JP9177087 U JP 9177087U JP 9177087 U JP9177087 U JP 9177087U JP S63200990 U JPS63200990 U JP S63200990U
- Authority
- JP
- Japan
- Prior art keywords
- sound wave
- reflector
- sound source
- sound
- axis
- 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
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Transducers For Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9177087U JPS63200990U (en]) | 1987-06-15 | 1987-06-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9177087U JPS63200990U (en]) | 1987-06-15 | 1987-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63200990U true JPS63200990U (en]) | 1988-12-23 |
Family
ID=30952867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9177087U Pending JPS63200990U (en]) | 1987-06-15 | 1987-06-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63200990U (en]) |
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1987
- 1987-06-15 JP JP9177087U patent/JPS63200990U/ja active Pending