JPS569856B2 - - Google Patents
Info
- Publication number
- JPS569856B2 JPS569856B2 JP3648274A JP3648274A JPS569856B2 JP S569856 B2 JPS569856 B2 JP S569856B2 JP 3648274 A JP3648274 A JP 3648274A JP 3648274 A JP3648274 A JP 3648274A JP S569856 B2 JPS569856 B2 JP S569856B2
- 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
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3648274A JPS569856B2 (https=) | 1974-03-29 | 1974-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3648274A JPS569856B2 (https=) | 1974-03-29 | 1974-03-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50128153A JPS50128153A (https=) | 1975-10-08 |
| JPS569856B2 true JPS569856B2 (https=) | 1981-03-04 |
Family
ID=12471025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3648274A Expired JPS569856B2 (https=) | 1974-03-29 | 1974-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS569856B2 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52129947A (en) * | 1976-04-24 | 1977-10-31 | Tempearl Industrial | Preamplifier for leakage detection |
| JPS5943795Y2 (ja) * | 1981-04-02 | 1984-12-27 | テンパ−ル工業株式会社 | 漏電検知用前置増幅器 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3708741A (en) * | 1971-06-21 | 1973-01-02 | Hekimian Laboratories Inc | D.c. to d.c. converter for connection across telephone lines |
| JPS4828943A (https=) * | 1971-08-20 | 1973-04-17 |
-
1974
- 1974-03-29 JP JP3648274A patent/JPS569856B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50128153A (https=) | 1975-10-08 |