0001019687-03-000392 SC 13G 1 20030228 MARSHALL GORDON S 0000940190 SC 13G 237 VIA VERA CRUZ SAN MARCOS CA 92069 AMISTAR CORP 0000741559 3559 952747332 CA 1231 SC 13G 34 005-36907 03584674 237 VIA VERA CRUZ SAN MARCOS CA 92069 6194713967 237 VIA VERA CRUZ SAN MARCOS CA 92069 SC 13G 1 marshall_13g-020503.txt