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经营范围
发明名称
Elektrisches Signalsystem
摘要
申请公布号
DE1416106(A1)
申请公布日期
1968.10.10
申请号
DE19611416106
申请日期
1961.09.28
申请人
GENERAL PRECISION INC.
发明人
W. CHAPMAN,NORMAN
分类号
B61L25/04
主分类号
B61L25/04
代理机构
代理人
主权项
地址
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