Perhaps you are interested in the following logos.

Commodore Commodore  vector
cesvimap cesvimap vector
EMEC EMEC vector
InterMedia InterMedia  vector
PARADORES PARADORES vector
SUN SUN  vector
Triumph Triumph  vector
Zanussi Zanussi  vector
016 sign 016 sign vector
AFC(1420) AFC(1420) vector
AGS Soft AGS Soft vector
APQC APQC vector
AccessAtlanta AccessAtlanta vector
Adept Computing Adept Computing vector
Agentry Agentry vector