[CR]Character stamp on the back of Campy [22] crank

Example: Production Builders:Peugeot:PX-10LE

From: FujiFish1@aol.com
Date: Mon, 2 Jan 2006 10:04:27 EST
To: classicrendezvous@bikelist.org
Subject: [CR]Character stamp on the back of Campy [22] crank

What is the triangular looking thing stamped on the back of these date code (square) [22] cranks that are currently on Ebay? Mine that are stamped with the same code, do not have it, and I have not seen it before:

<http://cgi.ebay.com/Campagnolo-Super-Record-Crankset-175mm-RARE-1986_W0QQitem Z7207375710QQcategoryZ56195QQrdZ1QQcmdZViewItem>

Or, Ebay item number 7207375710

Mark Agree
Southfield MI USA