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发明名称
MECHANISM FOR ADDRESSING AND APPLYING POSTAGE STAMPS TO MAILING PIECES
摘要
申请公布号
CA472986(A)
申请公布日期
1951.04.17
申请号
CAD472986
申请日期
申请人
THE PENNZOIL COMPANY
发明人
EVERT F. JOHNSON
分类号
主分类号
代理机构
代理人
主权项
地址
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