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发明名称
SMALL THICK-WALLED COMPOSITE METAL TUBING AND PROCESS FOR PRODUCING THE SAME
摘要
申请公布号
KR940011851(B1)
申请公布日期
1994.12.27
申请号
KR19900001196
申请日期
1990.02.01
申请人
USUI KOKUSAI SANGYO K. K.
发明人
USUI, MASAYOSHI;HITASHI, YUJO;TAKAHADA, SEIYA
分类号
B23K20/00;B23K20/14;F02B3/06;F02M55/02;F16L9/02;F16L9/04;(IPC1-7):F16L9/18
主分类号
B23K20/00
代理机构
代理人
主权项
地址
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