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发明名称
Rotary gas engine
摘要
申请公布号
US1980924(A)
申请公布日期
1934.11.13
申请号
US19310561940
申请日期
1931.09.09
申请人
MCDONALD CHARLES G
发明人
MCDONALD CHARLES G.
分类号
F02B57/08
主分类号
F02B57/08
代理机构
代理人
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地址
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