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经营范围
发明名称
Improvements in or relating to cards, sheets or the like adapted for automatic feeding
摘要
申请公布号
GB853223(A)
申请公布日期
1960.11.02
申请号
GB19600007956
申请日期
1957.02.08
申请人
WILHELM RITZERFELD;GERHARD RITZERFELD
发明人
分类号
B41L47/02;B41L47/06
主分类号
B41L47/02
代理机构
代理人
主权项
地址
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