This article is from the PEZ candy and PEZ dispensers FAQ, by sharpe@dg-rtp.dg.com (Chris Sharpe) with numerous contributions by others.
You can get a vague idea of the age of a dispenser by looking at the patent
number:
Patent 2.620.061 1st series issued in 1952
Patent 3.410.455 2nd series issued in 1968
Patent 3.845.882 3rd series issued in 1974
Patent 3.942.683 4th series issued in 1976
Patent 4.966.305 5th series issued in 1990
 
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