73400594
Oct 22, 1982
AND BRAISING ALLOY PREFORMS; DIE ATTACH PREFORMS; LIDS AND LID SEAL PREFORMS; SOFT SOLDER PREFORMS; HEAT SINKS; BONDING WIRES; BONDING RIBBONS; VACUUM DEPOSITS;EVAPORATION SUPERCHARGES; EVAPORATION WIRES; SPUTTERING TARGETS; DOPING PREFORMS; COMPOUND SEMICONDUCTORS OF CADMIUM MERCURY TELLURIDE N OR P TYPE SINGLE CRYSTAL WAFERS, CADMIUM TELLURIDE SINGLE CRYSTAL WAFERS AND BARS, GALLIUM ANTIMONIDE SINGLE CRYSTAL WAFERS AND POLYCRYSTALLINESLICES AND INGOTS, GALLIUM ARSENIDE SEMI-INSULATING SINGLE CRYSTAL WAFERS, INDIUM ANTIMONIDE N OR P TYPE, SINGLE CRYSTALWAFERS AND INDIUM ARSENIDE N TYPE, AND SINGLE CRYSTAL WAFERS.
Electrical and Scientific Apparatus