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发明名称
Improvements in and relating to electric vibrator converter units
摘要
申请公布号
GB540914(A)
申请公布日期
1941.11.05
申请号
GB19400007918
申请日期
1940.05.02
申请人
WRIGHT AND WEAIRE LIMITED;ERNEST HILTON NIBLETT;RICHARD WILLIAM MERRICK
发明人
分类号
H02M7/62
主分类号
H02M7/62
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代理人
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