75230525
Jan 24, 1997
Mar 28, 2000
audio sound producing devices for emitting continuous sound signals used for audio massage purposes; sonic sound producing signaling generator, resonator, vibrator and audio oscillator; all non-battery-operated and all not for medical use; sold directly to the consumer by salesmen who have knowledge of Chi-Gong and not in supermarkets, mass merchandisers, or general stores
Electrical and Scientific Apparatus