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发明名称
PROPULSION CONSTRUCTION METHOD AND DEVICE THEREOF
摘要
申请公布号
JPS63277399(A)
申请公布日期
1988.11.15
申请号
JP19870111537
申请日期
1987.05.06
申请人
MITSUDA KOGYO KK
发明人
NAKAMURA YOUSUKE
分类号
E21D9/08
主分类号
E21D9/08
代理机构
代理人
主权项
地址
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