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发明名称
Coin slide
摘要
申请公布号
US1941638(A)
申请公布日期
1934.01.02
申请号
US19320645789
申请日期
1932.12.05
申请人
TRATSCH WALTER A
发明人
TRATSCH WALTER A.
分类号
主分类号
代理机构
代理人
主权项
地址
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