JPS5213721B2 - - Google Patents
Info
- Publication number
- JPS5213721B2 JPS5213721B2 JP47018802A JP1880272A JPS5213721B2 JP S5213721 B2 JPS5213721 B2 JP S5213721B2 JP 47018802 A JP47018802 A JP 47018802A JP 1880272 A JP1880272 A JP 1880272A JP S5213721 B2 JPS5213721 B2 JP S5213721B2
- 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47018802A JPS5213721B2 (en:Method) | 1972-02-22 | 1972-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47018802A JPS5213721B2 (en:Method) | 1972-02-22 | 1972-02-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4888901A JPS4888901A (en:Method) | 1973-11-21 |
| JPS5213721B2 true JPS5213721B2 (en:Method) | 1977-04-16 |
Family
ID=11981707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47018802A Expired JPS5213721B2 (en:Method) | 1972-02-22 | 1972-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5213721B2 (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5183285A (ja) * | 1975-01-20 | 1976-07-21 | Inoue Japax Res | Zatsuonboshisochi |
| JPS51113703A (en) * | 1975-03-31 | 1976-10-07 | Yoshiaki Niwa | Noise reduction system |
| JPS6274298U (en:Method) * | 1985-10-28 | 1987-05-12 |
-
1972
- 1972-02-22 JP JP47018802A patent/JPS5213721B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4888901A (en:Method) | 1973-11-21 |