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发明名称
Piezoelektrischer Ultraschallgeber sehr hoher Energiedichte
摘要
申请公布号
DE841515(C)
申请公布日期
1952.06.16
申请号
DE1950L005987
申请日期
1950.10.10
申请人
DR. LEHFELDT & CO. G.M.B.H.
发明人
MUGELE FRIEDRICH DIPL.-ING.
分类号
B06B1/06
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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