The way you define automatic pistol above, please post a link or a picture of one. You can't because there isn't one.
http://www.google.com/url?sa=t&rct=j&q=glock%2018%20c&source=video&cd=1&cad=rja&ved=0CEEQtwIwAA&url=http%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DKE_cz56HSRM&ei=jn4yULnMFMOT0QHR2oCgDA&usg=AFQjCNG80iNeNSJqNodopDAx8bFNUFcHEg
Many of them out there. If you want info on a automatic shot gun look up AA-12.
Schtenkin, H&K VP70, Beretta 93R are all fully automatic, but also designated as “machine-pistols”
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