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发明名称
GANZMETALLDICHTUNG, INSBESONDERE FUER HOCHVAKUUM-ROHRLEITUNGEN.
摘要
申请公布号
DE1914402(U)
申请公布日期
1965.04.22
申请号
DE196400Z9413U
申请日期
1964.09.14
申请人
HANS ZELLER;ERWIN MARKS
发明人
HANS ZELLER;ERWIN MARKS
分类号
主分类号
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