By MarketsFarm WINNIPEG, April 21 (MarketsFarm) – The Canadian dollar slipped below 74 United States cents on Friday morning, despite a little bit of weakness in the U.S. dollar and small upticks in crude oil. As of 8:34 am CDT, the loonie was at US$0.7389 or C$1.3537, compared to Thursday’s close of US$0.7424 or US$1=C$1.3469.