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经营范围
发明名称
Buoyant barrier
摘要
申请公布号
US2465944(A)
申请公布日期
1949.03.29
申请号
US19460700418
申请日期
1946.10.01
申请人
THE GLENN L. MARTIN COMPANY
发明人
TAYLOR THOMAS L.;JR. CHAUNCEY F. BELL,;WENTZ RICHARD K.
分类号
F41A23/00
主分类号
F41A23/00
代理机构
代理人
主权项
地址
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