JPH0376991U - - Google Patents

Info

Publication number

JPH0376991U

JPH0376991U JP13870989U JP13870989U JPH0376991U JP H0376991 U JPH0376991 U JP H0376991U JP 13870989 U JP13870989 U JP 13870989U JP 13870989 U JP13870989 U JP 13870989U JP H0376991 U JPH0376991 U JP H0376991U

Authority

JP

Japan

Prior art keywords

curtain

light

sound insulation

sound insulating

sound

Prior art date

1989-11-30

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

Links

• Espacenet
• Global Dossier
• Discuss

• 238000009413 insulation Methods 0.000 claims description 5
• 230000000903 blocking effect Effects 0.000 claims description 3
• 230000037431 insertion Effects 0.000 claims description 2
• 238000003780 insertion Methods 0.000 claims description 2
• 239000000696 magnetic material Substances 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 230000000630 rising effect Effects 0.000 description 1
• 238000004804 winding Methods 0.000 description 1