Device for provoking an avalanche
Differential pressure piston-combustion chamber for barreled wea
Direct injection liquid propellant gun system
Distillate fuel oil/air-fired, rapid-fire cannon
Extendable ram cannon
Fluid propellant injection device for a gun and a fluid propella
Fluid propellant projectile firing device
Free piston machine
Gas actuated gun system for launching a projectile
Gas generator launcher for small unmanned aerial vehicles...
Gas rifle
Gun barrel weapon with liquid propellant charge
Gun misfire control
Gun with rapid firing rate
Gunfire simulator
Hybrid electrothermal light gas gun and method
Hybrid gun system
Hypervelocity cutting machine and method
Ignition device
Ignition system