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发明名称
SAW ELEMENTS
摘要
申请公布号
GB1239984(A)
申请公布日期
1971.07.21
申请号
GB19680049578
申请日期
1968.10.18
申请人
DEREK HENRY GEORGE PROWSE;STEPHEN DEREK PROWSE
发明人
DEREK HENRY GEORGE PROWSE;STEPHEN DEREK PROWSE
分类号
B23D61/18
主分类号
B23D61/18
代理机构
代理人
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地址
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