MUSIC STUDY AID WITH INTERVALS KEY SLIDABLE ALONG CHROMATIC BASE AND USABLE FROM ONE OR BOTH SIDES

• 1. 使带有至少一个烯属不饱和键的化合物不发生不需要的自由基聚合的稳定化方法 [P] . 中国专利： CN1356970A . 2002-07-03
• 2. 带有两个间隔装置的印刷单元及其使用 [P] . 中国专利： CN102089149B . 2013.01.23
• 3. Slide rule music teaching aid - has openings indicating transposition between keys and notation using scale and giving pitch and intervals [P] . 德国专利： DE2901785A1 . 1980-07-24

  机译： 滑尺音乐教具-带有开口，用于使用音阶指示音调和音符之间的移调，并给出音高和间隔

• 4. Symmetrical musical instrument keyboard - uses octaves based on C major contg. seven white keys with six black keys at half-tone intervals to white keys [P] . 德国专利： DE4009045A1 . 1991-09-26

  机译： 对称乐器键盘-使用基于C大调的八度音阶。七个白键和六个黑键，每半音间隔为六个白键

• 5. slide rule for the indication of keys and musical intervals [P] . IT1055710B . 1982-01-11

  机译： 用于指示键和音乐间隔的计算尺

• 1. Optimization for Qualified Structure Intension of Sliding Door Based on Regulation and a Study About Key and Important Factors Affecting Simulation Accuracy [C] . Qiuping He, Wufeng Zhou SAE-China congress . 2019
• 2. Musical AIDS: Music, musicians, and the cultural construction of HIV/AIDS in the United States [D] . Tift, Matthew Christen 2007
• 3. The Accessibility Usability and Reliability of Chinese Web-Based Information on HIV/AIDS [O] . Lu Niu, Dan Luo, Ying Liu, 2016
• 4. Comparative Study Between Slide Show Based-Tests and Paper Based-Tests on HIV / AIDS Vocabulary Learning at STIKes ‘ Aisyiyah Bandung [O] . P Yualita 2021