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发明名称
METHOD OF CONTROLLING LIGHT SHIELDING PLATE FOR WELDING
摘要
申请公布号
JPS53137048(A)
申请公布日期
1978.11.30
申请号
JP19770051495
申请日期
1977.05.04
申请人
OSAKA TRANSFORMER CO LTD
发明人
YAMAMOTO HIDEYUKI;SHIMOYAMA YOSHIKI
分类号
A61F9/06;G02F1/13
主分类号
A61F9/06
代理机构
代理人
主权项
地址
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