JPS61124503U - - Google Patents
Info
- Publication number
- JPS61124503U JPS61124503U JP739185U JP739185U JPS61124503U JP S61124503 U JPS61124503 U JP S61124503U JP 739185 U JP739185 U JP 739185U JP 739185 U JP739185 U JP 739185U JP S61124503 U JPS61124503 U JP S61124503U
- Authority
- JP
- Japan
- Prior art keywords
- less
- area
- plate
- needles
- sum
- 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.)
- Granted
Links
- 239000004568 cement Substances 0.000 claims description 2
- 239000011121 hardwood Substances 0.000 claims description 2
- 239000011083 cement mortar Substances 0.000 claims 1
- 239000002023 wood Substances 0.000 claims 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Building Environments (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985007391U JPH0420083Y2 (OSRAM) | 1985-01-24 | 1985-01-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985007391U JPH0420083Y2 (OSRAM) | 1985-01-24 | 1985-01-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61124503U true JPS61124503U (OSRAM) | 1986-08-05 |
| JPH0420083Y2 JPH0420083Y2 (OSRAM) | 1992-05-08 |
Family
ID=30485703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985007391U Expired JPH0420083Y2 (OSRAM) | 1985-01-24 | 1985-01-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0420083Y2 (OSRAM) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5332912A (en) * | 1976-09-02 | 1978-03-28 | Saurer Ag Adolph | Wallllike constituted portion material that damp sound |
| JPS5585750A (en) * | 1978-12-20 | 1980-06-28 | Hitachi Ltd | Sound isolating wall |
-
1985
- 1985-01-24 JP JP1985007391U patent/JPH0420083Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5332912A (en) * | 1976-09-02 | 1978-03-28 | Saurer Ag Adolph | Wallllike constituted portion material that damp sound |
| JPS5585750A (en) * | 1978-12-20 | 1980-06-28 | Hitachi Ltd | Sound isolating wall |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0420083Y2 (OSRAM) | 1992-05-08 |