JPS5710969B2 - - Google Patents
Info
- Publication number
- JPS5710969B2 JPS5710969B2 JP5443877A JP5443877A JPS5710969B2 JP S5710969 B2 JPS5710969 B2 JP S5710969B2 JP 5443877 A JP5443877 A JP 5443877A JP 5443877 A JP5443877 A JP 5443877A JP S5710969 B2 JPS5710969 B2 JP S5710969B2
- 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)
- Ventilation (AREA)
- Duct Arrangements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5443877A JPS53140849A (en) | 1977-05-13 | 1977-05-13 | Ventilation hole soundproof cylinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5443877A JPS53140849A (en) | 1977-05-13 | 1977-05-13 | Ventilation hole soundproof cylinder |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53140849A JPS53140849A (en) | 1978-12-08 |
JPS5710969B2 true JPS5710969B2 (en) | 1982-03-02 |
Family
ID=12970704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5443877A Granted JPS53140849A (en) | 1977-05-13 | 1977-05-13 | Ventilation hole soundproof cylinder |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53140849A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0411908Y2 (en) * | 1986-01-21 | 1992-03-24 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5241723Y2 (en) * | 1972-12-25 | 1977-09-21 | ||
JPS5237474Y2 (en) * | 1973-09-04 | 1977-08-26 |
-
1977
- 1977-05-13 JP JP5443877A patent/JPS53140849A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0411908Y2 (en) * | 1986-01-21 | 1992-03-24 |
Also Published As
Publication number | Publication date |
---|---|
JPS53140849A (en) | 1978-12-08 |