JPH0649822Y2 - 吸音ふすま - Google Patents

吸音ふすま

Info

Publication number
JPH0649822Y2
JPH0649822Y2 JP2580789U JP2580789U JPH0649822Y2 JP H0649822 Y2 JPH0649822 Y2 JP H0649822Y2 JP 2580789 U JP2580789 U JP 2580789U JP 2580789 U JP2580789 U JP 2580789U JP H0649822 Y2 JPH0649822 Y2 JP H0649822Y2
Authority
JP
Japan
Prior art keywords
bran
sound
sound absorbing
core frame
porous
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 - Lifetime
Application number
JP2580789U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02115887U (en]
Inventor
広志 宮坂
昭 谷垣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Sheet Glass Environment Amenity Co Ltd
Original Assignee
Nippon Sheet Glass Environment Amenity Co Ltd
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 by Nippon Sheet Glass Environment Amenity Co Ltd filed Critical Nippon Sheet Glass Environment Amenity Co Ltd
Priority to JP2580789U priority Critical patent/JPH0649822Y2/ja
Publication of JPH02115887U publication Critical patent/JPH02115887U/ja
Application granted granted Critical
Publication of JPH0649822Y2 publication Critical patent/JPH0649822Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Securing Of Glass Panes Or The Like (AREA)
JP2580789U 1989-03-07 1989-03-07 吸音ふすま Expired - Lifetime JPH0649822Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2580789U JPH0649822Y2 (ja) 1989-03-07 1989-03-07 吸音ふすま

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2580789U JPH0649822Y2 (ja) 1989-03-07 1989-03-07 吸音ふすま

Publications (2)

Publication Number Publication Date
JPH02115887U JPH02115887U (en]) 1990-09-17
JPH0649822Y2 true JPH0649822Y2 (ja) 1994-12-14

Family

ID=31246866

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2580789U Expired - Lifetime JPH0649822Y2 (ja) 1989-03-07 1989-03-07 吸音ふすま

Country Status (1)

Country Link
JP (1) JPH0649822Y2 (en])

Also Published As

Publication number Publication date
JPH02115887U (en]) 1990-09-17

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