TREA

producing a hollow cylindrical beam

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Industry

  • CPC
  • H01J2223/07
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J2223/00Details of transit-time tubes of the types covered by group H01J2225/00

Current Industry

H01J2223/07producing a hollow cylindrical beam
Industries