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经营范围
发明名称
Radio guiding system
摘要
申请公布号
US2481410(A)
申请公布日期
1949.09.06
申请号
US19420470479
申请日期
1942.12.29
申请人
RADIO CORPORATION
发明人
GOLDSMITH ALFRED N.
分类号
G01S1/68
主分类号
G01S1/68
代理机构
代理人
主权项
地址
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METHOD AND ARRANGEMENT FOR PRE-PRESSING FIBER MATERIAL AT BOARD MANUFACTURE