| CPC F41A 17/38 (2013.01) | 20 Claims | 

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               15. A magazine retention and release system for a firearm, comprising: 
            (a) a magazine, having a horizontal catch opening with an upper edge and a lower edge; 
                (b) a magazine catch attached to a first side of said firearm, said magazine catch having a protrusion protruding toward a second side of said firearm, said protrusion being aligned with said horizontal catch opening; 
                (c) said protrusion having a first tapered surface, with said first tapered surface causing a width of said protrusion to diminish when proceeding in a direction toward said second side of said firearm; 
                (d) a spring biasing said protrusion of said magazine catch toward said second said of said firearm; and 
                (d) wherein said first tapered surface bears against said upper edge of said horizontal catch opening. 
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