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发明名称
Sifter envelope
摘要
申请公布号
US2442646(A)
申请公布日期
1948.06.01
申请号
US19440539151
申请日期
1944.06.07
申请人
ABBOTT LABORATORIES
发明人
FIELDS MACK R.
分类号
B65D33/36;B65D83/06
主分类号
B65D33/36
代理机构
代理人
主权项
地址
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