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发明名称
Power unit
摘要
申请公布号
US2223899(A)
申请公布日期
1940.12.03
申请号
US19400338411
申请日期
1940.06.01
申请人
RAYMOND J. BUETTNER
发明人
PIETRAS JOHN A.
分类号
F16H7/00;F16H13/02
主分类号
F16H7/00
代理机构
代理人
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地址
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