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经营范围
发明名称
VIBRATION PREVENTING METHOD OF EXCHANGER
摘要
申请公布号
KR920002291(Y1)
申请公布日期
1992.04.06
申请号
KR19890017883U
申请日期
1989.11.30
申请人
HYUN DAI ELECTRONICS IND. CO., LTD.
发明人
CHO, GYU - JIN
分类号
H04Q1/02;(IPC1-7):H04Q1/02
主分类号
H04Q1/02
代理机构
代理人
主权项
地址
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