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发明名称
DICHTVERSCHLUSS FUER GASFUEHRENDE BAUELEMENTE.
摘要
申请公布号
DE1790254(U)
申请公布日期
1959.06.11
申请号
DE195800K9894U
申请日期
1958.02.25
申请人
ZENTRALINSTITUT FUER SCHWEISSTECHNIK DER DEUTSCHEN DEMOKRATISCHEN REPUBLIK
发明人
分类号
主分类号
代理机构
代理人
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地址
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