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发明名称
Improvements in printing devices
摘要
申请公布号
GB808531(A)
申请公布日期
1959.02.04
申请号
GB19560024448
申请日期
1956.08.09
申请人
SPERRY RAND CORPORATION
发明人
分类号
B41J1/50;B41J5/38
主分类号
B41J1/50
代理机构
代理人
主权项
地址
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