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发明名称
Menetelmä ja laite tietyssä tilassa olevien henkilöiden lukumäärän määrittämistä varten
摘要
申请公布号
FI95325(B)
申请公布日期
1995.09.29
申请号
FI19890000489
申请日期
1989.02.01
申请人
BERTIN & CIE
发明人
FARDEAU, MICHEL;GUERN, YVES;DIGNAC, JEAN-PIERRE;DREVON, JEAN-MARC
分类号
G06M11/00;G01V8/10;G07C9/00;G08B13/18;G08B13/194;H04H60/45;H04N17/00;H04Q9/00;(IPC1-7):G08B13/194
主分类号
G06M11/00
代理机构
代理人
主权项
地址
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