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发明名称
Verfahren und Vorrichtung zum Vakuumverpacken
摘要
申请公布号
CH527092(A)
申请公布日期
1972.08.31
申请号
CH19710001194
申请日期
1971.01.27
申请人
W. R. GRACE & CO.
发明人
RUSSELL PERDUE,RICHARD
分类号
B65B31/02;B65D81/20;(IPC1-7):B65B11/52
主分类号
B65B31/02
代理机构
代理人
主权项
地址
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