JPS53101722A - Valve opening and closing indicating device - Google Patents

Valve opening and closing indicating device

Info

Publication number
JPS53101722A
JPS53101722A JP1605477A JP1605477A JPS53101722A JP S53101722 A JPS53101722 A JP S53101722A JP 1605477 A JP1605477 A JP 1605477A JP 1605477 A JP1605477 A JP 1605477A JP S53101722 A JPS53101722 A JP S53101722A
Authority
JP
Japan
Prior art keywords
valve opening
indicating device
closing indicating
closing
valve
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
JP1605477A
Other languages
English (en)
Inventor
Teruaki Tomizawa
Hiroshi Maruoka
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.)
Toshiba Engineering Corp
Toshiba Corp
Original Assignee
Toshiba Engineering Corp
Tokyo Shibaura Electric 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 Toshiba Engineering Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Engineering Corp
Priority to JP1605477A priority Critical patent/JPS53101722A/ja
Publication of JPS53101722A publication Critical patent/JPS53101722A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
JP1605477A 1977-02-18 1977-02-18 Valve opening and closing indicating device Pending JPS53101722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1605477A JPS53101722A (en) 1977-02-18 1977-02-18 Valve opening and closing indicating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1605477A JPS53101722A (en) 1977-02-18 1977-02-18 Valve opening and closing indicating device

Publications (1)

Publication Number Publication Date
JPS53101722A true JPS53101722A (en) 1978-09-05

Family

ID=11905857

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1605477A Pending JPS53101722A (en) 1977-02-18 1977-02-18 Valve opening and closing indicating device

Country Status (1)

Country Link
JP (1) JPS53101722A (ja)

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