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发明名称
Ticket rack
摘要
申请公布号
US1922158(A)
申请公布日期
1933.08.15
申请号
US19320619398
申请日期
1932.06.27
申请人
CONRAD GENJACK
发明人
GENJACK CONRAD
分类号
G07B7/00
主分类号
G07B7/00
代理机构
代理人
主权项
地址
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