JPS5448917A - Photootransmission type sound insulation wall unit - Google Patents
Photootransmission type sound insulation wall unitInfo
- Publication number
- JPS5448917A JPS5448917A JP11225577A JP11225577A JPS5448917A JP S5448917 A JPS5448917 A JP S5448917A JP 11225577 A JP11225577 A JP 11225577A JP 11225577 A JP11225577 A JP 11225577A JP S5448917 A JPS5448917 A JP S5448917A
- Authority
- JP
- Japan
- Prior art keywords
- photootransmission
- sound insulation
- insulation wall
- wall unit
- type sound
- 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.)
- Pending
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11225577A JPS5448917A (en) | 1977-09-20 | 1977-09-20 | Photootransmission type sound insulation wall unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11225577A JPS5448917A (en) | 1977-09-20 | 1977-09-20 | Photootransmission type sound insulation wall unit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5448917A true JPS5448917A (en) | 1979-04-17 |
Family
ID=14582117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11225577A Pending JPS5448917A (en) | 1977-09-20 | 1977-09-20 | Photootransmission type sound insulation wall unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5448917A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62225144A (en) * | 1986-03-15 | 1987-10-03 | ロ−ベルト・ボツシユ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | Apparatus for suppressing noise of electric machine such as ac generator |
US4794285A (en) * | 1979-12-14 | 1988-12-27 | Nippondenso Co., Ltd. | Vehicle AC generator with voltage regulator |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5163535A (en) * | 1974-09-16 | 1976-06-02 | Bfg Glassgroup |
-
1977
- 1977-09-20 JP JP11225577A patent/JPS5448917A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5163535A (en) * | 1974-09-16 | 1976-06-02 | Bfg Glassgroup |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4794285A (en) * | 1979-12-14 | 1988-12-27 | Nippondenso Co., Ltd. | Vehicle AC generator with voltage regulator |
US4926076A (en) * | 1979-12-14 | 1990-05-15 | Nippondenso Co., Ltd. | Alternator with attached diode regulator housing |
JPS62225144A (en) * | 1986-03-15 | 1987-10-03 | ロ−ベルト・ボツシユ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | Apparatus for suppressing noise of electric machine such as ac generator |
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