JPS5251621U - - Google Patents
Info
- Publication number
- JPS5251621U JPS5251621U JP13898375U JP13898375U JPS5251621U JP S5251621 U JPS5251621 U JP S5251621U JP 13898375 U JP13898375 U JP 13898375U JP 13898375 U JP13898375 U JP 13898375U JP S5251621 U JPS5251621 U JP S5251621U
- 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.)
- Granted
Links
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13898375U JPS5344426Y2 (US20030220297A1-20031127-C00009.png) | 1975-10-11 | 1975-10-11 | |
| GB569376A GB1532493A (en) | 1975-02-17 | 1976-02-13 | Voice sounds transmitting and receiving apparatus |
| US05/789,606 US4150262A (en) | 1974-11-18 | 1977-04-21 | Piezoelectric bone conductive in ear voice sounds transmitting and receiving apparatus |
| DE2849152A DE2849152C2 (de) | 1974-11-18 | 1978-11-13 | Vorrichtung zur Übermittlung und zum Empfang von Sprache, insbesondere in geräuschvoller Umgebung |
| FR7832130A FR2441983A1 (fr) | 1974-11-18 | 1978-11-14 | Dispositif de transmission et reception de sons vocaux |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13898375U JPS5344426Y2 (US20030220297A1-20031127-C00009.png) | 1975-10-11 | 1975-10-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5251621U true JPS5251621U (US20030220297A1-20031127-C00009.png) | 1977-04-13 |
| JPS5344426Y2 JPS5344426Y2 (US20030220297A1-20031127-C00009.png) | 1978-10-25 |
Family
ID=28618852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13898375U Expired JPS5344426Y2 (US20030220297A1-20031127-C00009.png) | 1974-11-18 | 1975-10-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5344426Y2 (US20030220297A1-20031127-C00009.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61178323U (US20030220297A1-20031127-C00009.png) * | 1985-04-26 | 1986-11-07 |
-
1975
- 1975-10-11 JP JP13898375U patent/JPS5344426Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61178323U (US20030220297A1-20031127-C00009.png) * | 1985-04-26 | 1986-11-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5344426Y2 (US20030220297A1-20031127-C00009.png) | 1978-10-25 |
