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发明名称
Auf Ultraschall automatisch umschaltbare impulsoptische Lichtschranke
摘要
申请公布号
DE1015353(B)
申请公布日期
1957.09.05
申请号
DE1955F017954
申请日期
1955.07.16
申请人
DR.-ING. FRANK FRUENGEL
发明人
FRUENGEL DR.-ING. FRANK
分类号
G08B13/16;G08B13/18
主分类号
G08B13/16
代理机构
代理人
主权项
地址
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