Electric or electronic sensors for sensing and indicating the vertical or horizontal position of a flat surface, namely, an electronic novelty device for attachment to a toilet seat for sensing whether the toilet seat is in a vertical or horizontal position and providing an audible and visible indication if the toilet seat is left in a vertical position

'attach':24 'audibl':45 'devic':22 'electr':1 'electron':3,20 'flat':16 'horizont':12,40 'indic':8,48 'left':54 'name':18 'novelti':21 'posit':13,41,58 'provid':43 'seat':28,34,52 'sens':6,30 'sensor':4 'surfac':17 'toilet':27,33,51 'vertic':10,38,57 'visibl':47 'whether':31

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