JPH0216938U - - Google Patents

Info

Publication number
JPH0216938U
JPH0216938U JP9464188U JP9464188U JPH0216938U JP H0216938 U JPH0216938 U JP H0216938U JP 9464188 U JP9464188 U JP 9464188U JP 9464188 U JP9464188 U JP 9464188U JP H0216938 U JPH0216938 U JP H0216938U
Authority
JP
Japan
Prior art keywords
filter layer
hepa filter
clean room
speaker
room
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
JP9464188U
Other languages
English (en)
Japanese (ja)
Other versions
JPH05748Y2 (US07923587-20110412-C00022.png
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 JP9464188U priority Critical patent/JPH05748Y2/ja
Publication of JPH0216938U publication Critical patent/JPH0216938U/ja
Application granted granted Critical
Publication of JPH05748Y2 publication Critical patent/JPH05748Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Ventilation (AREA)
JP9464188U 1988-07-19 1988-07-19 Expired - Lifetime JPH05748Y2 (US07923587-20110412-C00022.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9464188U JPH05748Y2 (US07923587-20110412-C00022.png) 1988-07-19 1988-07-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9464188U JPH05748Y2 (US07923587-20110412-C00022.png) 1988-07-19 1988-07-19

Publications (2)

Publication Number Publication Date
JPH0216938U true JPH0216938U (US07923587-20110412-C00022.png) 1990-02-02
JPH05748Y2 JPH05748Y2 (US07923587-20110412-C00022.png) 1993-01-11

Family

ID=31319202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9464188U Expired - Lifetime JPH05748Y2 (US07923587-20110412-C00022.png) 1988-07-19 1988-07-19

Country Status (1)

Country Link
JP (1) JPH05748Y2 (US07923587-20110412-C00022.png)

Also Published As

Publication number Publication date
JPH05748Y2 (US07923587-20110412-C00022.png) 1993-01-11

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