TREA

provided with coatings on the walls thereof Selection of materials for the coatings

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Industry

  • CPC
  • H01J19/57
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J19/00Details of vacuum tubes of the types covered by group H01J21/00

Current Industry

H01J19/57provided with coatings on the walls thereof Selection of materials for the coatings
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