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发明名称
ROTARY DEVICE FOR CYLINDRICAL VESSEL
摘要
申请公布号
JPH0491890(A)
申请公布日期
1992.03.25
申请号
JP19900208082
申请日期
1990.08.08
申请人
HITACHI LTD
发明人
NAKAMURA TOMOYOSHI
分类号
B23K37/047
主分类号
B23K37/047
代理机构
代理人
主权项
地址
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