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发明名称
DEVICE FOR CHECKING DENSITY OF PAVEMENT LAYERS
摘要
申请公布号
SU1622490(A1)
申请公布日期
1991.01.23
申请号
SU19884397744
申请日期
1988.03.28
申请人
VDZEDZOYIUZNUYI RROEKTNO-TEKNNOLOGISNEDZKIYI INDZTITUT TRANDZRORTNOGO DZTROITELDZTVA
发明人
NAVATOV ARKADIYI V,SU;YIALTDZEV DZERGEYI A,SU;VOLODIN ALEKDZANDR M,SU
分类号
E01C23/07
主分类号
E01C23/07
代理机构
代理人
主权项
地址
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