• All sections
• F - Mechanical engineering; lighting; heating; weapons; blasting
• F41B - Weapons for projecting missiles without use of explosive or combustible propellant charge; weapons not otherwise provided for
• F41B 11/641 - Compressed-gas guns, e.g. air guns; Steam guns characterised by the supply of compressed gas having a piston effecting a compressor stroke during the firing of each shot the piston being hand operated

Patent holdings for IPC class F41B 11/641

Total number of patents in this class: 4

10-year publication summary

Principal owners for this class