JPS53146653A - Device for inspecting interior of underground tube - Google Patents

Device for inspecting interior of underground tube

Info

Publication number
JPS53146653A
JPS53146653A JP6108477A JP6108477A JPS53146653A JP S53146653 A JPS53146653 A JP S53146653A JP 6108477 A JP6108477 A JP 6108477A JP 6108477 A JP6108477 A JP 6108477A JP S53146653 A JPS53146653 A JP S53146653A
Authority
JP
Japan
Prior art keywords
underground tube
inspecting interior
inspecting
interior
underground
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
JP6108477A
Other languages
Japanese (ja)
Inventor
Hisaaki Kobata
Moritarou Suzuki
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.)
YACHIYO SEISAKUSHIYO KK
Original Assignee
YACHIYO SEISAKUSHIYO KK
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 YACHIYO SEISAKUSHIYO KK filed Critical YACHIYO SEISAKUSHIYO KK
Priority to JP6108477A priority Critical patent/JPS53146653A/en
Publication of JPS53146653A publication Critical patent/JPS53146653A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP6108477A 1977-05-27 1977-05-27 Device for inspecting interior of underground tube Pending JPS53146653A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6108477A JPS53146653A (en) 1977-05-27 1977-05-27 Device for inspecting interior of underground tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6108477A JPS53146653A (en) 1977-05-27 1977-05-27 Device for inspecting interior of underground tube

Publications (1)

Publication Number Publication Date
JPS53146653A true JPS53146653A (en) 1978-12-20

Family

ID=13160881

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6108477A Pending JPS53146653A (en) 1977-05-27 1977-05-27 Device for inspecting interior of underground tube

Country Status (1)

Country Link
JP (1) JPS53146653A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5764658U (en) * 1980-09-19 1982-04-17

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3382757A (en) * 1963-11-07 1968-05-14 Thiokol Chemical Corp Rocket charge inspection instrument including a carriage carrying an angled reflector which is movable along a bore
JPS5018708A (en) * 1973-05-10 1975-02-27

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3382757A (en) * 1963-11-07 1968-05-14 Thiokol Chemical Corp Rocket charge inspection instrument including a carriage carrying an angled reflector which is movable along a bore
JPS5018708A (en) * 1973-05-10 1975-02-27

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5764658U (en) * 1980-09-19 1982-04-17

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