Jim,

Here is a link of the patent where you can see this one has no light arms - it looks to be a 5 gallon but I also saw another for the 10 gallon but can not find it right now:
http://www.google.com/patents?vid=USPAT1311172&id=9VpQAAAAEBAJ&dq=Rochester+Pennsylvania+dispensing+apparatus&num=100&jtp=1#PPP1,M1


Good Luck!


Travis E. Towle
Topeka, Kansas

785-357-1004