JPS5311172B2 - - Google Patents
Info
- Publication number
- JPS5311172B2 JPS5311172B2 JP6467572A JP6467572A JPS5311172B2 JP S5311172 B2 JPS5311172 B2 JP S5311172B2 JP 6467572 A JP6467572 A JP 6467572A JP 6467572 A JP6467572 A JP 6467572A JP S5311172 B2 JPS5311172 B2 JP S5311172B2
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6467572A JPS5311172B2 (zh) | 1972-06-28 | 1972-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6467572A JPS5311172B2 (zh) | 1972-06-28 | 1972-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4924593A JPS4924593A (zh) | 1974-03-05 |
| JPS5311172B2 true JPS5311172B2 (zh) | 1978-04-19 |
Family
ID=13264971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6467572A Expired JPS5311172B2 (zh) | 1972-06-28 | 1972-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5311172B2 (zh) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57123385U (zh) * | 1981-01-26 | 1982-07-31 | ||
| JPH0111669Y2 (zh) * | 1984-02-29 | 1989-04-05 |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54139693A (en) * | 1978-04-21 | 1979-10-30 | Sumitomo Chem Co Ltd | Preparation of propylene-ethylene block copolymer |
| JPS5543152A (en) * | 1978-09-22 | 1980-03-26 | Chisso Corp | Preparation of copolymer |
| JPS5632516A (en) * | 1979-08-27 | 1981-04-02 | Idemitsu Petrochem Co Ltd | Production of propylene block copolymer |
| JPS5767611A (en) * | 1980-10-15 | 1982-04-24 | Mitsubishi Petrochem Co Ltd | Preparation of propylene copolymer |
| JPS58122909A (ja) * | 1982-01-19 | 1983-07-21 | Idemitsu Petrochem Co Ltd | プロピレン−エチレン共重合体の製造方法 |
| US8249279B2 (en) | 2008-04-28 | 2012-08-21 | Beijing Funate Innovation Technology Co., Ltd. | Thermoacoustic device |
| CN101751916B (zh) * | 2008-12-12 | 2012-12-19 | 清华大学 | 超声发声器 |
| US8452031B2 (en) | 2008-04-28 | 2013-05-28 | Tsinghua University | Ultrasonic thermoacoustic device |
| US8259968B2 (en) | 2008-04-28 | 2012-09-04 | Tsinghua University | Thermoacoustic device |
| US8270639B2 (en) | 2008-04-28 | 2012-09-18 | Tsinghua University | Thermoacoustic device |
| CN101754080B (zh) * | 2008-12-05 | 2013-04-24 | 清华大学 | 发声装置 |
| US8259967B2 (en) | 2008-04-28 | 2012-09-04 | Tsinghua University | Thermoacoustic device |
| CN101656907B (zh) | 2008-08-22 | 2013-03-20 | 清华大学 | 音箱 |
| CN101715160B (zh) | 2008-10-08 | 2013-02-13 | 清华大学 | 柔性发声装置及发声旗帜 |
| CN101715155B (zh) | 2008-10-08 | 2013-07-03 | 清华大学 | 耳机 |
| US8325947B2 (en) | 2008-12-30 | 2012-12-04 | Bejing FUNATE Innovation Technology Co., Ltd. | Thermoacoustic device |
| US8300855B2 (en) | 2008-12-30 | 2012-10-30 | Beijing Funate Innovation Technology Co., Ltd. | Thermoacoustic module, thermoacoustic device, and method for making the same |
| CN101771922B (zh) | 2008-12-30 | 2013-04-24 | 清华大学 | 发声装置 |
| CN101943850B (zh) | 2009-07-03 | 2013-04-24 | 清华大学 | 发声银幕及使用该发声银幕的放映*** |
| CN101990152B (zh) | 2009-08-07 | 2013-08-28 | 清华大学 | 热致发声装置及其制备方法 |
| CN102034467B (zh) | 2009-09-25 | 2013-01-30 | 北京富纳特创新科技有限公司 | 发声装置 |
-
1972
- 1972-06-28 JP JP6467572A patent/JPS5311172B2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57123385U (zh) * | 1981-01-26 | 1982-07-31 | ||
| JPH0111669Y2 (zh) * | 1984-02-29 | 1989-04-05 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4924593A (zh) | 1974-03-05 |