JPS5147531B2 - - Google Patents
Info
- Publication number
- JPS5147531B2 JPS5147531B2 JP7896072A JP7896072A JPS5147531B2 JP S5147531 B2 JPS5147531 B2 JP S5147531B2 JP 7896072 A JP7896072 A JP 7896072A JP 7896072 A JP7896072 A JP 7896072A JP S5147531 B2 JPS5147531 B2 JP S5147531B2
- 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
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7896072A JPS5147531B2 (de) | 1972-08-07 | 1972-08-07 | |
DE19732335959 DE2335959A1 (de) | 1972-07-17 | 1973-07-14 | Automatische telefon-ueberwachungsanlage |
GB3380973A GB1416966A (en) | 1972-07-17 | 1973-07-16 | Recording and reproducing system for a telephone monitoring system |
CA176,516A CA983186A (en) | 1972-07-17 | 1973-07-16 | Automatic telephone monitoring system |
US05/549,032 US3967068A (en) | 1972-07-17 | 1975-02-11 | Automatic telephone monitoring system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7896072A JPS5147531B2 (de) | 1972-08-07 | 1972-08-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4937612A JPS4937612A (de) | 1974-04-08 |
JPS5147531B2 true JPS5147531B2 (de) | 1976-12-15 |
Family
ID=13676444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7896072A Expired JPS5147531B2 (de) | 1972-07-17 | 1972-08-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5147531B2 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5325227A (en) * | 1976-08-20 | 1978-03-08 | Hitachi Metals Ltd | Method of preventing stroke melting defect in lowwpressure casting apparatus |
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1972
- 1972-08-07 JP JP7896072A patent/JPS5147531B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS4937612A (de) | 1974-04-08 |