JPS54118102U - - Google Patents
Info
- Publication number
- JPS54118102U JPS54118102U JP1325078U JP1325078U JPS54118102U JP S54118102 U JPS54118102 U JP S54118102U JP 1325078 U JP1325078 U JP 1325078U JP 1325078 U JP1325078 U JP 1325078U JP S54118102 U JPS54118102 U JP S54118102U
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Landscapes
- Building Environments (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1978013250U JPS5921438Y2 (ja) | 1978-02-07 | 1978-02-07 | 騒音制御装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1978013250U JPS5921438Y2 (ja) | 1978-02-07 | 1978-02-07 | 騒音制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS54118102U true JPS54118102U (ja) | 1979-08-18 |
JPS5921438Y2 JPS5921438Y2 (ja) | 1984-06-23 |
Family
ID=28830991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1978013250U Expired JPS5921438Y2 (ja) | 1978-02-07 | 1978-02-07 | 騒音制御装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5921438Y2 (ja) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51141424A (en) * | 1975-06-02 | 1976-12-06 | Bridgestone Tire Co Ltd | Propagation direction controller of noise |
-
1978
- 1978-02-07 JP JP1978013250U patent/JPS5921438Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51141424A (en) * | 1975-06-02 | 1976-12-06 | Bridgestone Tire Co Ltd | Propagation direction controller of noise |
Also Published As
Publication number | Publication date |
---|---|
JPS5921438Y2 (ja) | 1984-06-23 |