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发明名称
Piston
摘要
申请公布号
US1765103(A)
申请公布日期
1930.06.17
申请号
US19290381012
申请日期
1929.07.25
申请人
SCOTT GEORGE M
发明人
SCOTT GEORGE M.
分类号
F04B39/00;F04B39/12;F04B39/14
主分类号
F04B39/00
代理机构
代理人
主权项
地址
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