JPS57197720A - Vacuum breaker - Google Patents

Vacuum breaker

Info

Publication number
JPS57197720A
JPS57197720A JP8229281A JP8229281A JPS57197720A JP S57197720 A JPS57197720 A JP S57197720A JP 8229281 A JP8229281 A JP 8229281A JP 8229281 A JP8229281 A JP 8229281A JP S57197720 A JPS57197720 A JP S57197720A
Authority
JP
Japan
Prior art keywords
vacuum breaker
breaker
vacuum
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.)
Pending
Application number
JP8229281A
Other languages
Japanese (ja)
Inventor
Hiroshi Nakada
Tomoyasu Matsuo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Meidensha Corp
Meidensha Electric Manufacturing Co Ltd
Original Assignee
Meidensha Corp
Meidensha Electric Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Meidensha Corp, Meidensha Electric Manufacturing Co Ltd filed Critical Meidensha Corp
Priority to JP8229281A priority Critical patent/JPS57197720A/en
Publication of JPS57197720A publication Critical patent/JPS57197720A/en
Pending legal-status Critical Current

Links

JP8229281A 1981-05-29 1981-05-29 Vacuum breaker Pending JPS57197720A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8229281A JPS57197720A (en) 1981-05-29 1981-05-29 Vacuum breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8229281A JPS57197720A (en) 1981-05-29 1981-05-29 Vacuum breaker

Publications (1)

Publication Number Publication Date
JPS57197720A true JPS57197720A (en) 1982-12-04

Family

ID=13770460

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8229281A Pending JPS57197720A (en) 1981-05-29 1981-05-29 Vacuum breaker

Country Status (1)

Country Link
JP (1) JPS57197720A (en)

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