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发明名称
WELDING APPARATUS
摘要
申请公布号
US3539756(A)
申请公布日期
1970.11.10
申请号
USD3539756
申请日期
1967.08.30
申请人
I.I.T. RESEARCH INST.
发明人
HARRY SCHWARTZBART;ZALMAN P. SAPERSTEIN;JOHN F. RUDY
分类号
B23K9/12;B23K9/173;(IPC1-7):B65D9/02
主分类号
B23K9/12
代理机构
代理人
主权项
地址
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