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申请公布号
JPH0154486(B2)
申请公布日期
1989.11.20
申请号
JP19830149387
申请日期
1983.08.15
申请人
NANBA TAKAYUKI
发明人
NANBA TAKAYUKI
分类号
G04B47/02;E01F9/00;E01F9/011;E01F9/04;G04B47/00
主分类号
G04B47/02
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