SOUND REPRODUCING LABEL Russian patent published in 2000 - IPC

Abstract RU 2161332 C1

FIELD: radio electronics. SUBSTANCE: according to first design version, sound reproducing label has reproduction unit with loudspeaker and first switch. It is provided also with second switch closed at external action. One end of cord for connection to object is coupled with first to make first switch close at tensioning. According to second design version, sound reproducing label is furnished with second and third switches and control unit. EFFECT: improved reliability and convenience in operation. 8 cl, 7 dwg

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RU 2 161 332 C1

Authors

Dudkin V.V.

Dates

2000-12-27Published

2000-07-13Filed