JPS4984508A - - Google Patents
Info
- Publication number
- JPS4984508A JPS4984508A JP12782172A JP12782172A JPS4984508A JP S4984508 A JPS4984508 A JP S4984508A JP 12782172 A JP12782172 A JP 12782172A JP 12782172 A JP12782172 A JP 12782172A JP S4984508 A JPS4984508 A JP S4984508A
- 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.)
- Pending
Links
Landscapes
- Interface Circuits In Exchanges (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12782172A JPS4984508A (fr) | 1972-12-19 | 1972-12-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12782172A JPS4984508A (fr) | 1972-12-19 | 1972-12-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4984508A true JPS4984508A (fr) | 1974-08-14 |
Family
ID=14969485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12782172A Pending JPS4984508A (fr) | 1972-12-19 | 1972-12-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS4984508A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5312205A (en) * | 1976-07-20 | 1978-02-03 | Int Standard Electric Corp | Line current detector |
JPS5780983U (fr) * | 1980-10-31 | 1982-05-19 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1816553A1 (de) * | 1968-12-23 | 1970-06-25 | Hartmann & Braun Ag | Einrichtung zum Schutze von in explosionsgefaehrdeten Raeumen befindliche Verbraucher und/oder Messwertgeber |
DE2019937A1 (de) * | 1970-04-24 | 1971-11-04 | Hartmann & Braun Ag | Einrichtung zum Schutz von in explosionsgefaehrdeten Raeumen befindlichen Verbrauchern und/oder Messwertgebern |
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1972
- 1972-12-19 JP JP12782172A patent/JPS4984508A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1816553A1 (de) * | 1968-12-23 | 1970-06-25 | Hartmann & Braun Ag | Einrichtung zum Schutze von in explosionsgefaehrdeten Raeumen befindliche Verbraucher und/oder Messwertgeber |
DE2019937A1 (de) * | 1970-04-24 | 1971-11-04 | Hartmann & Braun Ag | Einrichtung zum Schutz von in explosionsgefaehrdeten Raeumen befindlichen Verbrauchern und/oder Messwertgebern |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5312205A (en) * | 1976-07-20 | 1978-02-03 | Int Standard Electric Corp | Line current detector |
JPS5633917B2 (fr) * | 1976-07-20 | 1981-08-06 | ||
JPS5780983U (fr) * | 1980-10-31 | 1982-05-19 |