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发明名称
METHOD OF PRODUCING DOME-SHAPED SAFETY MEMBRANES
摘要
申请公布号
SU987253(A1)
申请公布日期
1983.01.07
申请号
SU19813331628
申请日期
1981.08.07
申请人
OLKHOVSKIJ NIKOLAJ E,SU
发明人
OLKHOVSKIJ NIKOLAJ E,SU
分类号
F16K17/16;(IPC1-7):F16K17/16
主分类号
F16K17/16
代理机构
代理人
主权项
地址
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