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发明名称
Firearm magazine with negator coil springs
摘要
申请公布号
US2777235(A)
申请公布日期
1957.01.15
申请号
US19530341625
申请日期
1953.03.10
申请人
HOPKINS EDWARD W
发明人
HOPKINS EDWARD W.
分类号
F41A9/69;F41A9/70
主分类号
F41A9/69
代理机构
代理人
主权项
地址
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