JPS6457308U - - Google Patents

Info

Publication number
JPS6457308U
JPS6457308U JP15182887U JP15182887U JPS6457308U JP S6457308 U JPS6457308 U JP S6457308U JP 15182887 U JP15182887 U JP 15182887U JP 15182887 U JP15182887 U JP 15182887U JP S6457308 U JPS6457308 U JP S6457308U
Authority
JP
Japan
Prior art keywords
sound
absorbing
absorbing board
boards
perforated
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
JP15182887U
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 JP15182887U priority Critical patent/JPS6457308U/ja
Publication of JPS6457308U publication Critical patent/JPS6457308U/ja
Pending legal-status Critical Current

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  • Building Environments (AREA)
JP15182887U 1987-10-03 1987-10-03 Pending JPS6457308U (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15182887U JPS6457308U (cs) 1987-10-03 1987-10-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15182887U JPS6457308U (cs) 1987-10-03 1987-10-03

Publications (1)

Publication Number Publication Date
JPS6457308U true JPS6457308U (cs) 1989-04-10

Family

ID=31426214

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15182887U Pending JPS6457308U (cs) 1987-10-03 1987-10-03

Country Status (1)

Country Link
JP (1) JPS6457308U (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0382710U (cs) * 1989-12-12 1991-08-22

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS524853A (en) * 1975-06-25 1977-01-14 Xerox Corp Method of and apparatus for light flux scanning
JPS6242605B2 (cs) * 1977-05-02 1987-09-09 Vendking Int Ltd

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS524853A (en) * 1975-06-25 1977-01-14 Xerox Corp Method of and apparatus for light flux scanning
JPS6242605B2 (cs) * 1977-05-02 1987-09-09 Vendking Int Ltd

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0382710U (cs) * 1989-12-12 1991-08-22

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