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经营范围
发明名称
Paper widening machine
摘要
申请公布号
US2698645(A)
申请公布日期
1955.01.04
申请号
US19520308216
申请日期
1952.09.06
申请人
OLIVER UNITED FILTERS INCORPORATED
发明人
BATHON GEORGE HOWARD;WHELAN HOWARD J.
分类号
B29C65/00;B29C65/48;B29C65/78;B65H39/16
主分类号
B29C65/00
代理机构
代理人
主权项
地址
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