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发明名称
METHOD OF CONSTRUCTION OF LAYING OF BURIED MATERIAL AND FRAME FOR LAYING BURIED MATERIAL
摘要
申请公布号
JPS5983883(A)
申请公布日期
1984.05.15
申请号
JP19820192710
申请日期
1982.11.02
申请人
NIHON KURINGUSU KK;SHINWA KIKAI KOGYO KK
发明人
MIYAJIMA MASAMI;MOCHIDA TOSHIMITSU
分类号
E03F3/06;F16L1/024
主分类号
E03F3/06
代理机构
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