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经营范围
发明名称
MAGNETIC ROLLER
摘要
申请公布号
GB1508690(A)
申请公布日期
1978.04.26
申请号
GB19760043541
申请日期
1976.10.20
申请人
OCE VAN DER GRINTEN NV
发明人
分类号
G03G15/09;(IPC1-7):G03G15/09;F16C13/00
主分类号
G03G15/09
代理机构
代理人
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