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Patents
Dynamic Information Storage Or Retrieval Patents
Specific Detail Of Information Handling Portion Of System Patents
Mechanical Modification Or Sensing Of Storage Medium Patents
Mechanical Conversion To Or From Sound Patents
Sound Box Patents
Perpendicular Mechanical Modulation Patents (Class 369/165)
Perpendicular Mechanical Modulation Patents (Class 369/165)
Recording (Class 369/166)
With mechanical amplification (e.g., frictional coupling) (Class 369/167)
Floating weight (Class 369/168)
There are no patents to show for this class.