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经营范围
发明名称
WATER PIPE SHUTTER
摘要
申请公布号
SU859562(A1)
申请公布日期
1981.08.30
申请号
SU19782579473
申请日期
1978.02.15
申请人
V ZAOCHNYJ INZH-STR I;SARATOVSKIJ POLT INSTITUT
发明人
KHLOPENKOV PAVEL R,SU;VYSOTSKIJ LEV I,SU
分类号
E03C1/04;(IPC1-7):E03C1/04
主分类号
E03C1/04
代理机构
代理人
主权项
地址
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