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发明名称
Headgear
摘要
申请公布号
US3103014(A)
申请公布日期
1963.09.10
申请号
US19620169896
申请日期
1962.01.30
申请人
JOHN T. RIDDELL, INC.
发明人
MORGAN GERARD E.
分类号
A42B3/10
主分类号
A42B3/10
代理机构
代理人
主权项
地址
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