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摘要
申请公布号
SU93021(A1)
申请公布日期
1950.11.30
申请号
SU19500434355
申请日期
1950.09.09
申请人
POJDO A.A.;FUFRYANSKIJ N.A.;YAKOBSON P.V.
发明人
POJDO A.A.;FUFRYANSKIJ N.A.;YAKOBSON P.V.
分类号
B61C5/00
主分类号
B61C5/00
代理机构
代理人
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