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发明名称
Devices for preventing cervical spine injuries in contact sports
摘要
申请公布号
US5517699(A)
申请公布日期
1996.05.21
申请号
US19950458773
申请日期
1995.06.02
申请人
ABRAHAM, II, GEORGE E.
发明人
ABRAHAM, II, GEORGE E.
分类号
A42B3/04;(IPC1-7):A63B71/10
主分类号
A42B3/04
代理机构
代理人
主权项
地址
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