Original language | English |
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Patent number | US 8,469,714 B2 |
State | Published - 25 Jun 2013 |
ABDOMINAL BREATHING TRAINING APPARATUS, ABDOMINAL BREATHING TRAINING SYSTEM AND METHOD THEREOF
Tzu-Chien Hsiao (Inventor)
Research output: Patent
Tzu-Chien Hsiao (Inventor)
Research output: Patent
Original language | English |
---|---|
Patent number | US 8,469,714 B2 |
State | Published - 25 Jun 2013 |