JPS4949529B2 - - Google Patents

Info

Publication number
JPS4949529B2
JPS4949529B2 JP47130298A JP13029872A JPS4949529B2 JP S4949529 B2 JPS4949529 B2 JP S4949529B2 JP 47130298 A JP47130298 A JP 47130298A JP 13029872 A JP13029872 A JP 13029872A JP S4949529 B2 JPS4949529 B2 JP S4949529B2
Authority
JP
Japan
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.)
Expired
Application number
JP47130298A
Other languages
Japanese (ja)
Other versions
JPS4988204A (is
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 filed Critical
Priority to JP47130298A priority Critical patent/JPS4949529B2/ja
Publication of JPS4988204A publication Critical patent/JPS4988204A/ja
Publication of JPS4949529B2 publication Critical patent/JPS4949529B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Bridges Or Land Bridges (AREA)
  • Railway Tracks (AREA)
JP47130298A 1972-12-28 1972-12-28 Expired JPS4949529B2 (is)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP47130298A JPS4949529B2 (is) 1972-12-28 1972-12-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47130298A JPS4949529B2 (is) 1972-12-28 1972-12-28

Publications (2)

Publication Number Publication Date
JPS4988204A JPS4988204A (is) 1974-08-23
JPS4949529B2 true JPS4949529B2 (is) 1974-12-27

Family

ID=15030957

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47130298A Expired JPS4949529B2 (is) 1972-12-28 1972-12-28

Country Status (1)

Country Link
JP (1) JPS4949529B2 (is)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4953793B2 (ja) * 2006-12-19 2012-06-13 酒井工業株式会社 落橋防止装置
JP6801847B2 (ja) * 2016-09-14 2020-12-16 ケイコン株式会社 L型プレキャストコンクリート製品を使用したトンネル監視員通路の簡単な構築方法

Also Published As

Publication number Publication date
JPS4988204A (is) 1974-08-23

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