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发明名称
摘要
申请公布号
JPH0490500(U)
申请公布日期
1992.08.06
申请号
JP19900403990U
申请日期
1990.12.20
申请人
发明人
分类号
B64G1/64;B64G1/22;(IPC1-7):B64G1/64
主分类号
B64G1/64
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代理人
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