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发明名称
APPARATUS FOR DRAWING A SHEET OF PAPER THROUGH THE SCANNING DEVICE OF A BETA RAY GAUGE OR SIMILAR EQUIPMENT AT A UNIFORM RATE OF SPEED
摘要
申请公布号
CA514622(A)
申请公布日期
1955.07.12
申请号
CAD514622
申请日期
申请人
PROVINCIAL PAPER
发明人
GORDON I. HOOVER
分类号
主分类号
代理机构
代理人
主权项
地址
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