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发明名称
Arrangement for the reproduction of ultrasonic oscillations
摘要
申请公布号
US3296511(A)
申请公布日期
1967.01.03
申请号
US19630308208
申请日期
1963.09.11
申请人
NORTH AMERICAN PHILIPS COMPANY, INC.
发明人
BURGT CORNELIS MARTINUS VAN DER;JOSEPHUS HERMANUS STEPHANUS
分类号
B06B1/02;H02M7/44
主分类号
B06B1/02
代理机构
代理人
主权项
地址
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