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发明名称
HELMHOLTZ TYPE BLOCK
摘要
申请公布号
JPH10299123(A)
申请公布日期
1998.11.10
申请号
JP19970109967
申请日期
1997.04.28
申请人
HIROSE GIKEN KK
发明人
SAKATA NORIHIKO
分类号
E01F8/00;E01F8/02;E04B1/84;(IPC1-7):E04B1/84
主分类号
E01F8/00
代理机构
代理人
主权项
地址
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