STEAG HAMATECH
mechanical apparatus, equipment and systems comprised thereof, namely, machines for manufacturing semiconductor substrates, silicon chips, wafers, photo masks, compact discs and laser discs; machines for wet-chemical processing of semiconductor substrates, silicon chips, wafers, photo masks, compact discs and laser discs; manual and automatic machines for cleaning lacquering, developing, etching and stripping semiconductor substrates, silicon chips, wafers, photo masks, compact discs and lase...
Cancelled · April 2, 1997 · 75268163 ·