JPH0312454U - - Google Patents

Info

Publication number
JPH0312454U
JPH0312454U JP7284689U JP7284689U JPH0312454U JP H0312454 U JPH0312454 U JP H0312454U JP 7284689 U JP7284689 U JP 7284689U JP 7284689 U JP7284689 U JP 7284689U JP H0312454 U JPH0312454 U JP H0312454U
Authority
JP
Japan
Prior art keywords
light
receiving
spherical object
light receiving
object passing
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
JP7284689U
Other languages
English (en)
Japanese (ja)
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 JP7284689U priority Critical patent/JPH0312454U/ja
Publication of JPH0312454U publication Critical patent/JPH0312454U/ja
Pending legal-status Critical Current

Links

JP7284689U 1989-06-20 1989-06-20 Pending JPH0312454U (US06346242-20020212-C00066.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7284689U JPH0312454U (US06346242-20020212-C00066.png) 1989-06-20 1989-06-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7284689U JPH0312454U (US06346242-20020212-C00066.png) 1989-06-20 1989-06-20

Publications (1)

Publication Number Publication Date
JPH0312454U true JPH0312454U (US06346242-20020212-C00066.png) 1991-02-07

Family

ID=31611146

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7284689U Pending JPH0312454U (US06346242-20020212-C00066.png) 1989-06-20 1989-06-20

Country Status (1)

Country Link
JP (1) JPH0312454U (US06346242-20020212-C00066.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003082750A (ja) * 2001-09-11 2003-03-19 Taisei Corp 排水用側溝

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003082750A (ja) * 2001-09-11 2003-03-19 Taisei Corp 排水用側溝
JP4572047B2 (ja) * 2001-09-11 2010-10-27 大成建設株式会社 排水用側溝

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