JPS63174218U - - Google Patents

Info

Publication number

JPS63174218U

JPS63174218U JP99787U JP99787U JPS63174218U JP S63174218 U JPS63174218 U JP S63174218U JP 99787 U JP99787 U JP 99787U JP 99787 U JP99787 U JP 99787U JP S63174218 U JPS63174218 U JP S63174218U

Authority

JP

Japan

Prior art keywords

filled

soundproofing material

steel

soundproofing

blocks

Prior art date

1987-01-09

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

• 229910000831 Steel Inorganic materials 0.000 claims description 8
• 239000000463 material Substances 0.000 claims description 8
• 239000010959 steel Substances 0.000 claims description 8
• 238000010276 construction Methods 0.000 description 1
• 238000000034 method Methods 0.000 description 1

Cited By (2)