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摘要
申请公布号
DE2749431(B2)
申请公布日期
1981.06.19
申请号
DE19772749431
申请日期
1977.11.04
申请人
KUBOTA LTD., OSAKA, JP
发明人
SUDO, HISASHI, NEYAGAWA, OSAKA, JP
分类号
F16K3/22;F16K5/04;F16K5/10;(IPC1-7):F16K5/04
主分类号
F16K3/22
代理机构
代理人
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