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发明名称
Maschine zur selbsttaetigen Bildung von Ventilen an Papiersaecken
摘要
申请公布号
DE960687(C)
申请公布日期
1957.03.28
申请号
DE1955I010244
申请日期
1955.05.22
申请人
INTERNATIONAL PAPER COMPANY
发明人
HOLLIS CLINTON RENFORD
分类号
B31B19/84
主分类号
B31B19/84
代理机构
代理人
主权项
地址
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