"Vacuum Electric Switch Co." markasına ait modeller;
VACUUM ELECTRIC SWITCH 600° MODULE PART. #1000674GI VES U.S. PATENT NOS. 6172317 & 6310310 & 8049129 USA MFG. S/N 1 6494012121
6494012121

Vacuum Electric Switch Co.
VACUUM ELECTRIC SWITCH 600° MODULE PART. #1000674GI VES U.S. PATENT NOS. 6172317 & 6310310 & 8049129 USA MFG. S/N 1 6494012121
E2408723c

Vacuum Electric Switch Co.