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经营范围
发明名称
Bell striker
摘要
申请公布号
US1940206(A)
申请公布日期
1933.12.19
申请号
US19330657246
申请日期
1933.02.17
申请人
DAVIS CHESTER R
发明人
DAVIS CHESTER R.
分类号
G10K1/34
主分类号
G10K1/34
代理机构
代理人
主权项
地址
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