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发明名称
PRESSURE ROLLERS
摘要
申请公布号
CA633504(A)
申请公布日期
1961.12.26
申请号
CAD633504
申请日期
申请人
CARDING SPECIALISTS (CANADA) LIMITED
发明人
JOHN PICKLES
分类号
主分类号
代理机构
代理人
主权项
地址
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