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发明名称
Heat sensitive copy-sheet
摘要
申请公布号
US3367797(A)
申请公布日期
1968.02.06
申请号
US19610154074
申请日期
1961.11.21
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
SORENSEN DAVID P.
分类号
G03C1/52
主分类号
G03C1/52
代理机构
代理人
主权项
地址
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