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发明名称
SOUND ABSORBING BLOCK AND THE CONSTRUCTING METHOD THEREOF
摘要
申请公布号
JPS5216823(A)
申请公布日期
1977.02.08
申请号
JP19750093592
申请日期
1975.07.30
申请人
KYOEI STEEL LTD
发明人
FUJII ATSUTAKA
分类号
E01F8/00;E01B19/00;E01C1/00;E04B1/84;E04B1/86;E04C1/41;G10K11/02;G10K11/16
主分类号
E01F8/00
代理机构
代理人
主权项
地址
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