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发明名称
METHOD OF SHAPING MULTICHANNEL PIPE COUPLINGS
摘要
申请公布号
SU690234(A1)
申请公布日期
1979.10.05
申请号
SU19772532593
申请日期
1977.06.28
申请人
VNI KIJ I PO MONTAZHNYM M SP STROITELNYM RABOTAM
发明人
NIKIREEV VLADIMIR M,SU;EJDELMAN VLADIMIR YA,SU
分类号
F16L41/02;(IPC1-7):F16L41/02
主分类号
F16L41/02
代理机构
代理人
主权项
地址
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