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发明名称
STAIRCASE
摘要
申请公布号
SU1765340(A1)
申请公布日期
1992.09.30
申请号
SU19894690010
申请日期
1989.05.10
申请人
VNEDRENCHESKO-IZOBRETATELSKIJ KOOPERATIV "VIKTORIYA"
发明人
SHLYAKHTIN NIKOLAJ N,SU
分类号
E06C1/56
主分类号
E06C1/56
代理机构
代理人
主权项
地址
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