JPS55129558A - Device for opening*closing lid on checking port - Google Patents

Device for opening*closing lid on checking port

Info

Publication number
JPS55129558A
JPS55129558A JP3708279A JP3708279A JPS55129558A JP S55129558 A JPS55129558 A JP S55129558A JP 3708279 A JP3708279 A JP 3708279A JP 3708279 A JP3708279 A JP 3708279A JP S55129558 A JPS55129558 A JP S55129558A
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
JP3708279A
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 JP3708279A priority Critical patent/JPS55129558A/en
Publication of JPS55129558A publication Critical patent/JPS55129558A/en
Pending legal-status Critical Current

Links

JP3708279A 1979-03-30 1979-03-30 Device for opening*closing lid on checking port Pending JPS55129558A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3708279A JPS55129558A (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
JP3708279A JPS55129558A (en) 1979-03-30 1979-03-30 Device for opening*closing lid on checking port

Publications (1)

Publication Number Publication Date
JPS55129558A true JPS55129558A (en) 1980-10-07

Family

ID=12487619

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3708279A Pending JPS55129558A (en) 1979-03-30 1979-03-30 Device for opening*closing lid on checking port

Country Status (1)

Country Link
JP (1) JPS55129558A (en)

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