Possible Clues:

• Badge; symbol
• Device English doctor used on the French motorway
• Between the two of 'em, they've got one symbolic law degree
• Symbolically, they've got only one law degree between 'em
• Something that visually symbolises an object, idea or group etc.
• Get 'em either side of a law degree for the shamrock here
• Hammer and sickle, e.g.
• Symbol - badge
• Badge or representative device
• Typifying symbol