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发明名称
Piston
摘要
申请公布号
US2100719(A)
申请公布日期
1937.11.30
申请号
US19330700958
申请日期
1933.12.05
申请人
NELSON ADOLPH L
发明人
NELSON ADOLPH L.
分类号
F02F3/02
主分类号
F02F3/02
代理机构
代理人
主权项
地址
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