Section XVI — Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles
Subheading
854089
Other
Common commodities
Rectifying vacuum tubes for voltage regulationThyratron switching tubes for cold cathode circuitsIgnitron voltage stabilizing tubesHigh voltage rectifier vacuum tubesVoltage regulator thyratronsCold cathode voltage control tubesThyristor-like voltage regulation devicesHigh tension voltage stabilizing tubesVacuum tubes for DC voltage rectificationThyratron ignitrons for industrial applications