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经营范围
发明名称
METHOD OF MASKING SIGNAL FOR DETECTING VEHICLE
摘要
申请公布号
JPS53119509(A)
申请公布日期
1978.10.19
申请号
JP19770032514
申请日期
1977.03.24
申请人
NIPPON SIGNAL CO LTD
发明人
OKUYAMA MASASHI;KAKIHARA HISASHI;HOSHINO TAKEHIKO
分类号
B61L1/08;B61L23/14
主分类号
B61L1/08
代理机构
代理人
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