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US3320855A
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Exterior feed mechanism for automatic guns
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Rotary cam actuated operating rod mechanism
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Machine gun with a mount for reducing the recoil forces applied to the trunnions
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Feed mechanism
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Accelerator mechanism
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Cartridge retaining device for lipless magazines
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Switching device for a tandem-type magazine feeding system
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Adjustable reflector sight for hightrajectory projectiles
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Means for indexing multiprojectile cartridges into firing alignment in a multibore gun
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Multimagazine, two-stage feeding device for firearms
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Two-stage tandem type feeding mechanism for firearms
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Multiprojectile cartridge with gas tapping means
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Bolt mechanism including a pair of extractors for a firearm
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Cooperating firing and indexing devices for revolver-type firearms
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Combination bolt holding and cartridge feeding device for a magazine-type firearm
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Combined cartridge ejector and retainer
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Dual rate sear mechanism
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Extractor assembly for firearms
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Sleeve-type magazine catch and dust cover for firearms
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Bolt actuated cover for ejection ports in firearm receivers
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