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发明名称
TAP CHANGING UNDER LOAD APPARATUS FOR QUARTER CYCLE OPERATION
摘要
申请公布号
CA523132(A)
申请公布日期
1956.03.27
申请号
CAD523132
申请日期
申请人
ALLIS-CHALMERS MANUFACTURING COMPANY
发明人
WALTER L. PETERSON
分类号
主分类号
代理机构
代理人
主权项
地址
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