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发明名称
Air motor
摘要
申请公布号
US1925445(A)
申请公布日期
1933.09.05
申请号
US19280287819
申请日期
1928.06.23
申请人
IRWIN B. WINSOR;O. W. YATES;L. M. FREEMAN
发明人
HULL GEORGE S.
分类号
F04B47/04;G11B7/00
主分类号
F04B47/04
代理机构
代理人
主权项
地址
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