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(Electro -)magnetically operating percussion piston and extraction mechanism for (semi -)automatic firearms (of various calibers), further defined as 'violinist percussion piston'.
(Electro -)magnetically operating percussion piston and extraction mechanism for (semi -)automatic firearms (of various calibers), further defined as 'violinist percussion piston'.
Blades for firing central fire cartridges in semi -automatic high -powered firearms, marked by:the impact piston uses a ferromagnet (spring magnet A) and an electromagnet (spring magnet B) instead of a spring used for impact pistons;which are repulsed by the uniform arrangement.
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