JPH02125035U - - Google Patents

Info

Publication number
JPH02125035U
JPH02125035U JP3301389U JP3301389U JPH02125035U JP H02125035 U JPH02125035 U JP H02125035U JP 3301389 U JP3301389 U JP 3301389U JP 3301389 U JP3301389 U JP 3301389U JP H02125035 U JPH02125035 U JP H02125035U
Authority
JP
Japan
Prior art keywords
membrane
pollution
float
whole
stretched over
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.)
Granted
Application number
JP3301389U
Other languages
English (en)
Japanese (ja)
Other versions
JP2515774Y2 (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 JP1989033013U priority Critical patent/JP2515774Y2/ja
Publication of JPH02125035U publication Critical patent/JPH02125035U/ja
Application granted granted Critical
Publication of JP2515774Y2 publication Critical patent/JP2515774Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Cleaning Or Clearing Of The Surface Of Open Water (AREA)
JP1989033013U 1989-03-23 1989-03-23 汚濁防止膜 Expired - Lifetime JP2515774Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989033013U JP2515774Y2 (ja) 1989-03-23 1989-03-23 汚濁防止膜

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989033013U JP2515774Y2 (ja) 1989-03-23 1989-03-23 汚濁防止膜

Publications (2)

Publication Number Publication Date
JPH02125035U true JPH02125035U (enExample) 1990-10-15
JP2515774Y2 JP2515774Y2 (ja) 1996-10-30

Family

ID=31536340

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989033013U Expired - Lifetime JP2515774Y2 (ja) 1989-03-23 1989-03-23 汚濁防止膜

Country Status (1)

Country Link
JP (1) JP2515774Y2 (enExample)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53161537U (enExample) * 1977-05-25 1978-12-18
JPS6336530U (enExample) * 1986-08-23 1988-03-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53161537U (enExample) * 1977-05-25 1978-12-18
JPS6336530U (enExample) * 1986-08-23 1988-03-09

Also Published As

Publication number Publication date
JP2515774Y2 (ja) 1996-10-30

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term