Perhaps you are interested in the following logos.

AC AC vector
AFINSA AFINSA vector
Computer 2000 Computer 2000 vector
FIRST INTERSTATE FIRST INTERSTATE vector
IOOF IOOF vector
Lex service Lex service  vector
MELLON BANK banca MELLON BANK banca vector
Mac Mac  vector
PHILLIPS 66 PHILLIPS 66 vector
Snack Attack Snack Attack vector
100 Hz Digital Plus 100 Hz Digital Plus vector
AC II Processor AC II Processor vector
AMI 110 AMI 110 vector
APCI APCI vector
APC 1 APC 1 vector