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  1.  

    Fume recovery combustion device

    ZHANG ZHAN | Europäisches Patentamt | 2019
  2.  

    Equipment for changing voltage

    ZHANG ZHAN | Europäisches Patentamt | 2017
  3.  

    Photothermal conversion water heater

    ZHANG ZHAN | Europäisches Patentamt | 2017
  4.  

    Efficient mechanical wire pressing equipment

    ZHANG ZHAN | Europäisches Patentamt | 2017
  5.  

    Activated-carbon cowhide coat

    ZHANG ZHAN | Europäisches Patentamt | 2017
  6.  

    Mechanical inspection equipment

    ZHANG ZHAN | Europäisches Patentamt | 2017
  7.  

    Sea transportation equipment

    ZHANG ZHAN | Europäisches Patentamt | 2017
  8.  

    Composite type part dust removal device

    ZHANG ZHAN | Europäisches Patentamt | 2017
  9.  

    Industrial wastewater treatment device

    ZHANG ZHAN | Europäisches Patentamt | 2017
  10.  

    Activated carbon ramie clothes

    ZHANG ZHAN | Europäisches Patentamt | 2017
  11.  

    Multifunctional timer

    ZHANG ZHAN | Europäisches Patentamt | 2017
  12.  

    Environmental-friendly prokaryotic biology culturing device

    ZHANG ZHAN | Europäisches Patentamt | 2017
  13.  

    Traditional Chinese medicine anti-fog and haze mask

    ZHANG ZHAN | Europäisches Patentamt | 2017
  14.  

    High-efficiency filtering device system

    ZHANG ZHAN | Europäisches Patentamt | 2017
  15.  

    Protective device for periphery of traffic tool

    ZHANG ZHAN | Europäisches Patentamt | 2017
  16.  

    Tree sawing tool for annular cutting

    ZHANG ZHAN | Europäisches Patentamt | 2017

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