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发明名称
Steam engine
摘要
申请公布号
US1780324(A)
申请公布日期
1930.11.04
申请号
US19280250227
申请日期
1928.01.28
申请人
LEON J. CASTLE
发明人
WEBSTER WILLIAM A.
分类号
F01D25/00
主分类号
F01D25/00
代理机构
代理人
主权项
地址
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