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发明名称
SAFETY HELMET EDGE BEAD
摘要
申请公布号
US3467964(A)
申请公布日期
1969.09.23
申请号
USD3467964
申请日期
1968.07.22
申请人
JAMES M. HANNAN
发明人
JAMES M. HANNAN
分类号
A42B3/10;(IPC1-7):A42B1/08;A42B3/00
主分类号
A42B3/10
代理机构
代理人
主权项
地址
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