Unmounted chips, dice and wafers
Part of: 85413000 — Thyristors, diacs and triacs, other than photosensitive devices
086518 · 1990-11-09 — Reconsideration Of HQ 085027 (January 31, 1990); Thyristor Modules; Semiconductor Devices; Static Converters, Parts; High Voltage Direct Current (HVDC) Power Conversion Stations; Firing Circuitry; Voltage Divider Circuitry; Heatsinks
HQ 086518 November 9, 1990 CLA-2 CO:R:C:G 086518 CMS CATEGORY: Classification TARIFF NO.: 8504.40.00 8504.90.00 8541.30.00 8541.50.00 Mr. Philip Y. Simons, Esq. Freeman, Wasserman & Schneider 90 John Street New York, NY 10038 RE: Reconsideration Of HQ 085027 (January 31, 1990); Thyristor Modules; Semiconductor Devices; Static Converters, Parts; High Voltage Direct Current (HVDC) Power Conversion Stations; Firing Circuitry; Voltage Divider Circuitry; Heatsinks Dear Mr. Simons, This is in response to your request dated February 9, 1990, on behalf of ABB Power Transmission, Inc. (ABB), for the…
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