JPS5132107B2 - - Google Patents

Info

Publication number
JPS5132107B2
JPS5132107B2 JP7990372A JP7990372A JPS5132107B2 JP S5132107 B2 JPS5132107 B2 JP S5132107B2 JP 7990372 A JP7990372 A JP 7990372A JP 7990372 A JP7990372 A JP 7990372A JP S5132107 B2 JPS5132107 B2 JP S5132107B2
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
JP7990372A
Other languages
Japanese (ja)
Other versions
JPS4938631A (en
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 JP7990372A priority Critical patent/JPS5132107B2/ja
Publication of JPS4938631A publication Critical patent/JPS4938631A/ja
Publication of JPS5132107B2 publication Critical patent/JPS5132107B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Light Guides In General And Applications Therefor (AREA)
JP7990372A 1972-08-11 1972-08-11 Expired JPS5132107B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7990372A JPS5132107B2 (en) 1972-08-11 1972-08-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7990372A JPS5132107B2 (en) 1972-08-11 1972-08-11

Publications (2)

Publication Number Publication Date
JPS4938631A JPS4938631A (en) 1974-04-10
JPS5132107B2 true JPS5132107B2 (en) 1976-09-10

Family

ID=13703227

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7990372A Expired JPS5132107B2 (en) 1972-08-11 1972-08-11

Country Status (1)

Country Link
JP (1) JPS5132107B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58131217A (en) * 1982-01-28 1983-08-05 Nippon Kokan Kk <Nkk> Method and apparatus for preventing blocking of crushed stone drain pile
JPS61102633U (en) * 1984-12-05 1986-06-30

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58131217A (en) * 1982-01-28 1983-08-05 Nippon Kokan Kk <Nkk> Method and apparatus for preventing blocking of crushed stone drain pile
JPS61102633U (en) * 1984-12-05 1986-06-30

Also Published As

Publication number Publication date
JPS4938631A (en) 1974-04-10

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