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发明名称
DEVICE FOR RETAINING ICE ON ROOF OVERHANGS ON BUILDING OR STRUCTURE
摘要
申请公布号
SU1717763(A1)
申请公布日期
1992.03.07
申请号
SU19904786930
申请日期
1990.01.30
申请人
N-PROIZV OB "MASHINOSTROITELNYJ ZAVOD IM.M.I.KALININA"
发明人
KARGAEV LEONID A,SU
分类号
E04D13/10
主分类号
E04D13/10
代理机构
代理人
主权项
地址
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