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发明名称
AKUSTISCHE OBERFLAECHENWELLENANORDNUNG.
摘要
申请公布号
DE3485238(D1)
申请公布日期
1991.12.12
申请号
DE19843485238
申请日期
1984.08.20
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN, EINDHOVEN, NL
发明人
MILSOM, ROBERT FREDERICK, REDHILL SURREY RH1 5HA, GB
分类号
H03H3/08;H03H9/145;H03H9/64;(IPC1-7):H03H9/64
主分类号
H03H3/08
代理机构
代理人
主权项
地址
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