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发明名称
Aus zwei Keilen bestehende Einrichtung zur Ultraschalluebertragung
摘要
申请公布号
DE1108496(B)
申请公布日期
1961.06.08
申请号
DE1957S052121
申请日期
1957.01.29
申请人
SPERRY PRODUCTS, INC.
发明人
MURDOCH ANDREW M.
分类号
G10K15/00
主分类号
G10K15/00
代理机构
代理人
主权项
地址
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