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发明名称
Arbeits- oder Schutzbrille, insbesondere fuer Schweisser
摘要
申请公布号
DE920269(C)
申请公布日期
1954.11.18
申请号
DE1951S025983
申请日期
1951.11.21
申请人
SACK JOHANNES ALBERT DR.-ING.
发明人
SACK JOHANNES ALBERT DR.-ING.
分类号
A61F9/06
主分类号
A61F9/06
代理机构
代理人
主权项
地址
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