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经营范围
发明名称
Rotary valve and internal combustion engine construction and lubrication
摘要
申请公布号
US2154782(A)
申请公布日期
1939.04.18
申请号
US19350026429
申请日期
1935.06.13
申请人
WILLIAM J. WESSELER
发明人
SNYDER AULDEN D.
分类号
F01L7/06
主分类号
F01L7/06
代理机构
代理人
主权项
地址
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