| 摘要 |
The invention is a. firearm (1) comprising a verification device (10) suitable for verifying and detecting an anomaly of the state of the barrel (2), such as the presence of partial or total occlusions or variations of cross-section. The device (10) comprises receiver means (200), on the firearm (1), suitable for detecting a detected signal (R) derivable from an emitted signal (E), influenced by said anomaly. |
