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发明名称
Charge determining device
摘要
申请公布号
US1807928(A)
申请公布日期
1931.06.02
申请号
US19270235492
申请日期
1927.11.25
申请人
ALEMITE CORPORATION
发明人
MURPHY HOWARD J.
分类号
F16N27/00
主分类号
F16N27/00
代理机构
代理人
主权项
地址
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