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经营范围
发明名称
Ice pack formed of vinyl plastic sheeting
摘要
申请公布号
US2589577(A)
申请公布日期
1952.03.18
申请号
US19490099936
申请日期
1949.06.18
申请人
PIONEER VALLEY PLASTICS COMPANY
发明人
ROSENTHAL MORRIS;ROBINSON JOSEPH
分类号
A61F7/02;A61F7/10
主分类号
A61F7/02
代理机构
代理人
主权项
地址
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