JPH0414495Y2 - - Google Patents

Info

Publication number
JPH0414495Y2
JPH0414495Y2 JP1988004710U JP471088U JPH0414495Y2 JP H0414495 Y2 JPH0414495 Y2 JP H0414495Y2 JP 1988004710 U JP1988004710 U JP 1988004710U JP 471088 U JP471088 U JP 471088U JP H0414495 Y2 JPH0414495 Y2 JP H0414495Y2
Authority
JP
Japan
Prior art keywords
water
cylindrical sheet
dredging
pollution prevention
grab
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.)
Expired
Application number
JP1988004710U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01111736U (enEXAMPLES
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 JP1988004710U priority Critical patent/JPH0414495Y2/ja
Publication of JPH01111736U publication Critical patent/JPH01111736U/ja
Application granted granted Critical
Publication of JPH0414495Y2 publication Critical patent/JPH0414495Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Cleaning Or Clearing Of The Surface Of Open Water (AREA)
JP1988004710U 1988-01-20 1988-01-20 Expired JPH0414495Y2 (enEXAMPLES)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988004710U JPH0414495Y2 (enEXAMPLES) 1988-01-20 1988-01-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988004710U JPH0414495Y2 (enEXAMPLES) 1988-01-20 1988-01-20

Publications (2)

Publication Number Publication Date
JPH01111736U JPH01111736U (enEXAMPLES) 1989-07-27
JPH0414495Y2 true JPH0414495Y2 (enEXAMPLES) 1992-03-31

Family

ID=31207461

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988004710U Expired JPH0414495Y2 (enEXAMPLES) 1988-01-20 1988-01-20

Country Status (1)

Country Link
JP (1) JPH0414495Y2 (enEXAMPLES)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010248861A (ja) * 2009-04-20 2010-11-04 Wakachiku Construction Co Ltd 一方弁付き汚濁防止用カーテン

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0144595Y2 (enEXAMPLES) * 1985-07-11 1989-12-22

Also Published As

Publication number Publication date
JPH01111736U (enEXAMPLES) 1989-07-27

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