JPS57191283A - Sound-absorptive material - Google Patents
Sound-absorptive materialInfo
- Publication number
- JPS57191283A JPS57191283A JP7539781A JP7539781A JPS57191283A JP S57191283 A JPS57191283 A JP S57191283A JP 7539781 A JP7539781 A JP 7539781A JP 7539781 A JP7539781 A JP 7539781A JP S57191283 A JPS57191283 A JP S57191283A
- Authority
- JP
- Japan
- Prior art keywords
- sound
- absorptive material
- absorptive
- 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
- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7539781A JPS57191283A (en) | 1981-05-18 | 1981-05-18 | Sound-absorptive material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7539781A JPS57191283A (en) | 1981-05-18 | 1981-05-18 | Sound-absorptive material |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57191283A true JPS57191283A (en) | 1982-11-25 |
Family
ID=13575004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7539781A Pending JPS57191283A (en) | 1981-05-18 | 1981-05-18 | Sound-absorptive material |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57191283A (en) |
-
1981
- 1981-05-18 JP JP7539781A patent/JPS57191283A/en active Pending
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