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KR900018812U - 맨 홀 - Google Patents

맨 홀

Info

Publication number
KR900018812U
KR900018812U KR2019890004975U KR890004975U KR900018812U KR 900018812 U KR900018812 U KR 900018812U KR 2019890004975 U KR2019890004975 U KR 2019890004975U KR 890004975 U KR890004975 U KR 890004975U KR 900018812 U KR900018812 U KR 900018812U
Authority
KR
South Korea
Prior art keywords
manhole
Prior art date
Application number
KR2019890004975U
Other languages
English (en)
Other versions
KR920007767Y1 (ko
Inventor
이철우
Original Assignee
이철우
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 이철우 filed Critical 이철우
Priority to KR2019890004975U priority Critical patent/KR920007767Y1/ko
Publication of KR900018812U publication Critical patent/KR900018812U/ko
Application granted granted Critical
Publication of KR920007767Y1 publication Critical patent/KR920007767Y1/ko

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14—Covers for manholes or the like; Frames for covers

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Sewage (AREA)
KR2019890004975U 1989-04-24 1989-04-24 맨 홀 KR920007767Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890004975U KR920007767Y1 (ko) 1989-04-24 1989-04-24 맨 홀

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890004975U KR920007767Y1 (ko) 1989-04-24 1989-04-24 맨 홀

Publications (2)

Publication Number Publication Date
KR900018812U true KR900018812U (ko) 1990-11-08
KR920007767Y1 KR920007767Y1 (ko) 1992-10-17

Family

ID=19285370

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890004975U KR920007767Y1 (ko) 1989-04-24 1989-04-24 맨 홀

Country Status (1)

Country Link
KR (1) KR920007767Y1 (ko)

Also Published As

Publication number Publication date
KR920007767Y1 (ko) 1992-10-17

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20031007

Year of fee payment: 12

EXPY Expiration of term