JPS60170701U - 管内面写真判定用ゲ−ジ - Google Patents

管内面写真判定用ゲ−ジ

Info

Publication number
JPS60170701U
JPS60170701U JP5841684U JP5841684U JPS60170701U JP S60170701 U JPS60170701 U JP S60170701U JP 5841684 U JP5841684 U JP 5841684U JP 5841684 U JP5841684 U JP 5841684U JP S60170701 U JPS60170701 U JP S60170701U
Authority
JP
Japan
Prior art keywords
tube inner
gauge
degrees
tube
divides
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
Application number
JP5841684U
Other languages
English (en)
Japanese (ja)
Other versions
JPH049522Y2 (enrdf_load_stackoverflow
Inventor
中嶋　紀美雄
仲倉　正博
池本　忠司
精一 横山
真一 小野
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.)
Nippon Steel Corp
Osaka Gas Co Ltd
Tokyo Gas Co Ltd
Toho Gas Co Ltd
Original Assignee
Osaka Gas Co Ltd
Sumitomo Metal Industries Ltd
Tokyo Gas Co Ltd
Toho Gas 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 Osaka Gas Co Ltd, Sumitomo Metal Industries Ltd, Tokyo Gas Co Ltd, Toho Gas Co Ltd filed Critical Osaka Gas Co Ltd
Priority to JP5841684U priority Critical patent/JPS60170701U/ja
Publication of JPS60170701U publication Critical patent/JPS60170701U/ja
Application granted granted Critical
Publication of JPH049522Y2 publication Critical patent/JPH049522Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Length-Measuring Instruments Using Mechanical Means (AREA)
JP5841684U 1984-04-20 1984-04-20 管内面写真判定用ゲ−ジ Granted JPS60170701U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5841684U JPS60170701U (ja) 1984-04-20 1984-04-20 管内面写真判定用ゲ−ジ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5841684U JPS60170701U (ja) 1984-04-20 1984-04-20 管内面写真判定用ゲ−ジ

Publications (2)

Publication Number Publication Date
JPS60170701U true JPS60170701U (ja) 1985-11-12
JPH049522Y2 JPH049522Y2 (enrdf_load_stackoverflow) 1992-03-10

Family

ID=30583892

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5841684U Granted JPS60170701U (ja) 1984-04-20 1984-04-20 管内面写真判定用ゲ−ジ

Country Status (1)

Country Link
JP (1) JPS60170701U (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56149693U (enrdf_load_stackoverflow) * 1980-04-10 1981-11-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56149693U (enrdf_load_stackoverflow) * 1980-04-10 1981-11-10

Also Published As

Publication number Publication date
JPH049522Y2 (enrdf_load_stackoverflow) 1992-03-10

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