JPS57132725A - Frequency relay - Google Patents
Frequency relayInfo
- Publication number
- JPS57132725A JPS57132725A JP1497581A JP1497581A JPS57132725A JP S57132725 A JPS57132725 A JP S57132725A JP 1497581 A JP1497581 A JP 1497581A JP 1497581 A JP1497581 A JP 1497581A JP S57132725 A JPS57132725 A JP S57132725A
- Authority
- JP
- Japan
- Prior art keywords
- frequency relay
- relay
- frequency
- Prior art date
- 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.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1497581A JPS57132725A (en) | 1981-02-05 | 1981-02-05 | Frequency relay |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1497581A JPS57132725A (en) | 1981-02-05 | 1981-02-05 | Frequency relay |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57132725A true JPS57132725A (en) | 1982-08-17 |
JPH0216653B2 JPH0216653B2 (en) | 1990-04-17 |
Family
ID=11875974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1497581A Granted JPS57132725A (en) | 1981-02-05 | 1981-02-05 | Frequency relay |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57132725A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55103163A (en) * | 1979-01-30 | 1980-08-07 | Tokyo Kousou Kk | Metal seal of valve |
-
1981
- 1981-02-05 JP JP1497581A patent/JPS57132725A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55103163A (en) * | 1979-01-30 | 1980-08-07 | Tokyo Kousou Kk | Metal seal of valve |
Also Published As
Publication number | Publication date |
---|---|
JPH0216653B2 (en) | 1990-04-17 |
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