Ontario Highway Traffic Act

The :D , who have no real police work to do, gave me a speeding ticket. 65kph in a 50 kph.
However the signs along Burlington street do not have the units. I heard of a precidence being set in Toronto once.
This is a link to the law that says a sign has to have units either on the sign or below it.
Anyone else ever try this or know about it.
If ...