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发明名称
Hollow shell
摘要
申请公布号
US2286971(A)
申请公布日期
1942.06.16
申请号
US19390307194
申请日期
1939.12.02
申请人
MURRAY MANUFACTURING CORPORATION;YARRUM, INC.
发明人
MURRAY THOMAS E.;PHELPS GEORGE H.
分类号
F42B30/08;F42B30/10
主分类号
F42B30/08
代理机构
代理人
主权项
地址
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