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发明名称
Verfahren zum Herstellen eines Ventilsackes aus Papier
摘要
申请公布号
DE866754(C)
申请公布日期
1953.02.12
申请号
DE1941B007698D
申请日期
1941.07.13
申请人
BISCHOF & KLEIN PAPIERVERARBEITUNGSWERK
发明人
KLEIN WERNER
分类号
B31B29/84
主分类号
B31B29/84
代理机构
代理人
主权项
地址
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