JPS55129556A - Device for opening*closing lid on checking port - Google Patents

Device for opening*closing lid on checking port

Info

Publication number
JPS55129556A
JPS55129556A JP3708079A JP3708079A JPS55129556A JP S55129556 A JPS55129556 A JP S55129556A JP 3708079 A JP3708079 A JP 3708079A JP 3708079 A JP3708079 A JP 3708079A JP S55129556 A JPS55129556 A JP S55129556A
Authority
JP
Japan
Prior art keywords
opening
closing lid
checking port
checking
port
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
JP3708079A
Other languages
Japanese (ja)
Inventor
Hiromitsu Naka
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.)
Naka Technical Laboratory Co Ltd
Original Assignee
Naka Technical Laboratory 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 Naka Technical Laboratory Co Ltd filed Critical Naka Technical Laboratory Co Ltd
Priority to JP3708079A priority Critical patent/JPS55129556A/en
Publication of JPS55129556A publication Critical patent/JPS55129556A/en
Pending legal-status Critical Current

Links

JP3708079A 1979-03-30 1979-03-30 Device for opening*closing lid on checking port Pending JPS55129556A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3708079A JPS55129556A (en) 1979-03-30 1979-03-30 Device for opening*closing lid on checking port

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3708079A JPS55129556A (en) 1979-03-30 1979-03-30 Device for opening*closing lid on checking port

Publications (1)

Publication Number Publication Date
JPS55129556A true JPS55129556A (en) 1980-10-07

Family

ID=12487564

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3708079A Pending JPS55129556A (en) 1979-03-30 1979-03-30 Device for opening*closing lid on checking port

Country Status (1)

Country Link
JP (1) JPS55129556A (en)

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