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发明名称
ANTI-FRICTION POWER SCREW DRIVE
摘要
申请公布号
CA803173(A)
申请公布日期
1969.01.07
申请号
CAD803173
申请日期
申请人
HER MAJESTY THE QUEEN IN RIGHT OF CANADA AS REPRESENTED BY ATOMIC ENERGY
发明人
STANLEY J. WHITTAKER
分类号
主分类号
代理机构
代理人
主权项
地址
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