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发明名称
RAILROAD CROSSING SIGNAL LAMP
摘要
申请公布号
JPH0692239(A)
申请公布日期
1994.04.05
申请号
JP19920242241
申请日期
1992.09.10
申请人
KOUHA:KK
发明人
SATO YOSHIAKI
分类号
B61L29/28;G08G1/095;(IPC1-7):B61L29/28
主分类号
B61L29/28
代理机构
代理人
主权项
地址
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