Scheid Vineyards Inc. (Nasdaq: SVIN) is one of the few publicly held wine companies that specializes in grape growing instead of winemaking.The firm, which now farms 6000 acres in Monterey and San Benito Counties--and makes a sip of wine to showcase its fruit--actually started as a tax shelter back in the '70s, then evolved first into a privately owned, finally a public company. Throughout the process, Al Scheid has maintained control and majority ownership, and today his children join him in ma...