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发明名称
VACUUM SEAL
摘要
申请公布号
SU932050(A1)
申请公布日期
1982.05.30
申请号
SU19802931387
申请日期
1980.05.30
申请人
DMITRUK MIKHAIL,SU
发明人
DMITRUK MIKHAIL I,SU
分类号
F16K3/04;H01J5/02;H01J9/38;(IPC1-7):F16K3/04
主分类号
F16K3/04
代理机构
代理人
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地址
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