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发明名称
Vibrator
摘要
申请公布号
US2366033(A)
申请公布日期
1944.12.26
申请号
US19430471747
申请日期
1943.01.08
申请人
JOHNSTONE ROBERT L
发明人
JOHNSTONE ROBERT L.
分类号
B06B1/16;B07B1/28
主分类号
B06B1/16
代理机构
代理人
主权项
地址
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