Some of the original GM wheel wrenches had a bit of a hook on the end for cap removal. I have a short thin piece of wood for the edge of the rim and a very long wide flat screwdriver.
Aw come on Bob, what good are dog dish caps without a little patina. I hear patina is all the latest fad
I know if you combine Harley parts and the word patina in a Ebay add its guaranteed to add dollars to the part.
Mark