发明名称 Service request signalling device for hotel pool-side or garden
摘要 The service request signalling device has a vertical post (1) and an operating device used to move a signal flag (2) at the top of the post between 2 distinct positions, e.g. a raised and lowered position. The signal flag surface is visible from a range of at least 10 metres in the service request signalling position, with easy visual distinction between the 2 signal flag positions at this distance.
申请公布号 DE19542511(A1) 申请公布日期 1997.05.22
申请号 DE19951042511 申请日期 1995.11.15
申请人 BECK, VOLKER, 65549 LIMBURG, DE 发明人 BECK, VOLKER, 65549 LIMBURG, DE;BRACHT, ARNIM VAN, 65185 WIESBADEN, DE;BRETHOUWER, OSCAR, 65549 LIMBURG, DE
分类号 G08B5/36;(IPC1-7):G08B5/00;G09F11/02;G09F23/06 主分类号 G08B5/36
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