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发明名称
Improvements in or relating to copy sheet holders for thermo-copying processes
摘要
申请公布号
GB1010989(A)
申请公布日期
1965.11.24
申请号
GB19640043249
申请日期
1964.10.23
申请人
WILHELM RITZERFELD;GERHARD RITZERFELD
发明人
分类号
B41M5/44;G03B27/30
主分类号
B41M5/44
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代理人
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