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Class 84/87 - Disk


Subclass of Class 84 - Music
Definition: The selection of notes is determined by projections or perforations
No. of patents: 1
Last issue date: 05/23/1995


NumberTitleIssue Date
5418319Music box
A music box comprising a blower unit and a flute unit. Each flute in the flute unit includes a mouth and a wind inlet hole for feeding air to the mouth and the wind inlet holes for feeding air to the flute are selectively opened/closed to produce a desire...
05/23/1995
 
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