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发明名称
ROTARY POWER DEVICE OF THE ROTARY ABUTMENT TYPE
摘要
申请公布号
CA534121(A)
申请公布日期
1956.12.04
申请号
CAD534121
申请日期
申请人
OLIVER IRON AND STEEL CORPORATION
发明人
FRANK BERRY
分类号
主分类号
代理机构
代理人
主权项
地址
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