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发明名称
DEVICE OF PROTECTING EYE IN CASE OF WELDING
摘要
申请公布号
JPS53109834(A)
申请公布日期
1978.09.26
申请号
JP19770025176
申请日期
1977.03.07
申请人
SHINTOU SETSUKEI KK;YOKOYAMA SHIGENARI
发明人
YOKOYAMA SHIGENARI
分类号
B23K9/32;A61F9/04
主分类号
B23K9/32
代理机构
代理人
主权项
地址
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