elevator tripod speakers sound and / or lights lighting

• 1. 电梯用声音系统的改进和用于实施电梯用声音系统的方法 [P] . 中国专利： CN104619626B . 2019.01.25
• 2. 电梯用声音系统的改进和用于实施电梯用声音系统的方法 [P] . 中国专利： CN104619626A . 2015-05-13
• 3. elevator tripod speakers sound and / or lights lighting [P] . IT1317293B1 . 2003-05-28

  机译： 电梯三脚架扬声器声音和/或灯光照明

• 4. elevator tripod speakers sound and / or lights lighting [P] . ITAN20000022D0 . 2000-05-31

  机译： 电梯三脚架扬声器声音和/或灯光照明

• 5. LED lighting device with speaker function, method of extracting light and sound from LED lighting device with speaker function [P] . 日本专利： JPWO2019013216A1 . 2020-02-27

  机译： 具有扬声器功能的led照明装置，从具有扬声器功能的led照明装置提取光和声音的方法

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• 5. Research On Intelligent Lighting System Of Elevator Ground Gap [C] . Zhang Yanbin, Feng Shuangchang, Li Zheyi, International Conference on Human Computer Interactions . 2020
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• 9. Lighting Efficiency for Better Energy Cost Control: Guidelines for Lighting Standards and Low Cost Strategies for Efficient Use of Lighting in Illinois State Buildings [R] . Trager, P. A. , Stephens, R. R. , Tuma, S. L. 1986

• 1. Lighting Africa with Love——China Foundation for Peace and Development launched the "Lighting Africa"public welfare project [J] . Wu Lin1 . 国际交流：英文版 . 2018,第003期
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