JPS612605Y2 - - Google Patents
Info
- Publication number
- JPS612605Y2 JPS612605Y2 JP1981161122U JP16112281U JPS612605Y2 JP S612605 Y2 JPS612605 Y2 JP S612605Y2 JP 1981161122 U JP1981161122 U JP 1981161122U JP 16112281 U JP16112281 U JP 16112281U JP S612605 Y2 JPS612605 Y2 JP S612605Y2
- 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
- Respiratory Apparatuses And Protective Means (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16112281U JPS5867458U (ja) | 1981-10-30 | 1981-10-30 | マスク用会話装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16112281U JPS5867458U (ja) | 1981-10-30 | 1981-10-30 | マスク用会話装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5867458U JPS5867458U (ja) | 1983-05-07 |
| JPS612605Y2 true JPS612605Y2 (Direct) | 1986-01-28 |
Family
ID=29953504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16112281U Granted JPS5867458U (ja) | 1981-10-30 | 1981-10-30 | マスク用会話装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5867458U (Direct) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100828001B1 (ko) | 2006-11-29 | 2008-05-08 | 배종승 | 방독면용 통화장치 |
| KR100801140B1 (ko) | 2006-11-29 | 2008-02-11 | 배종승 | 방독면용 통화장치 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5860217A (ja) * | 1981-10-06 | 1983-04-09 | Yokogawa Hokushin Electric Corp | 渦流量計 |
-
1981
- 1981-10-30 JP JP16112281U patent/JPS5867458U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5867458U (ja) | 1983-05-07 |