JPS5342970B2 - - Google Patents
Info
- Publication number
- JPS5342970B2 JPS5342970B2 JP6615775A JP6615775A JPS5342970B2 JP S5342970 B2 JPS5342970 B2 JP S5342970B2 JP 6615775 A JP6615775 A JP 6615775A JP 6615775 A JP6615775 A JP 6615775A JP S5342970 B2 JPS5342970 B2 JP S5342970B2
- 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.)
- Expired
Links
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Building Environments (AREA)
- Fencing (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50066157A JPS51141424A (en) | 1975-06-02 | 1975-06-02 | Propagation direction controller of noise |
| US05/686,338 US4069768A (en) | 1975-05-28 | 1976-05-14 | Device for controlling a propagation direction of noise |
| GB20920/76A GB1560901A (en) | 1975-05-28 | 1976-05-20 | Device for reducing noise |
| GB4977/79A GB1557778A (en) | 1975-05-28 | 1976-05-20 | Device for reducing noise |
| FR7616039A FR2312831A1 (fr) | 1975-05-28 | 1976-05-26 | Dispositif pour commander la direction du bruit et etablir une zone d'affaiblissement |
| DE2624026A DE2624026C3 (de) | 1975-05-28 | 1976-05-28 | Lärntschutzschirm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50066157A JPS51141424A (en) | 1975-06-02 | 1975-06-02 | Propagation direction controller of noise |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS51141424A JPS51141424A (en) | 1976-12-06 |
| JPS5342970B2 true JPS5342970B2 (fr) | 1978-11-16 |
Family
ID=13307736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50066157A Granted JPS51141424A (en) | 1975-05-28 | 1975-06-02 | Propagation direction controller of noise |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS51141424A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5921438Y2 (ja) * | 1978-02-07 | 1984-06-23 | 株式会社ブリヂストン | 騒音制御装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5123284Y2 (fr) * | 1973-06-27 | 1976-06-15 |
-
1975
- 1975-06-02 JP JP50066157A patent/JPS51141424A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51141424A (en) | 1976-12-06 |