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发明名称
Apparatus for sealing valved bags
摘要
申请公布号
US2613022(A)
申请公布日期
1952.10.07
申请号
US19470735866
申请日期
1947.03.20
申请人
ST. REGIS PAPER COMPANY
发明人
PETERSON WILLIAM R.;HARTMAN CARL H.
分类号
B65B7/02
主分类号
B65B7/02
代理机构
代理人
主权项
地址
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