JPS5442572Y2 - - Google Patents
Info
- Publication number
- JPS5442572Y2 JPS5442572Y2 JP1975011452U JP1145275U JPS5442572Y2 JP S5442572 Y2 JPS5442572 Y2 JP S5442572Y2 JP 1975011452 U JP1975011452 U JP 1975011452U JP 1145275 U JP1145275 U JP 1145275U JP S5442572 Y2 JPS5442572 Y2 JP S5442572Y2
- 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
- Details Of Audible-Bandwidth Transducers (AREA)
- Telephone Set Structure (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1975011452U JPS5442572Y2 (US20090163788A1-20090625-C00002.png) | 1975-01-27 | 1975-01-27 | |
| 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 |
|---|---|---|---|
| JP1975011452U JPS5442572Y2 (US20090163788A1-20090625-C00002.png) | 1975-01-27 | 1975-01-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5193612U JPS5193612U (US20090163788A1-20090625-C00002.png) | 1976-07-27 |
| JPS5442572Y2 true JPS5442572Y2 (US20090163788A1-20090625-C00002.png) | 1979-12-11 |
Family
ID=28084756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1975011452U Expired JPS5442572Y2 (US20090163788A1-20090625-C00002.png) | 1974-11-18 | 1975-01-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5442572Y2 (US20090163788A1-20090625-C00002.png) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4952505A (US20090163788A1-20090625-C00002.png) * | 1972-06-22 | 1974-05-22 | ||
| JPS504909A (US20090163788A1-20090625-C00002.png) * | 1973-05-16 | 1975-01-20 |
-
1975
- 1975-01-27 JP JP1975011452U patent/JPS5442572Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4952505A (US20090163788A1-20090625-C00002.png) * | 1972-06-22 | 1974-05-22 | ||
| JPS504909A (US20090163788A1-20090625-C00002.png) * | 1973-05-16 | 1975-01-20 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5193612U (US20090163788A1-20090625-C00002.png) | 1976-07-27 |
