Double shot grenade launcher

Double-path detonation tube inertia igniter

Down-the-hole device for breaking rock, concrete and reinforced

Downhole delay assembly for blasting with series delay

Drill units for drilling and charge laying operations and method

Drilled-in filter for gas generating initiator

Drive cage sub-caliber projectile

Dual channel redundant fuze

Dual fiber laser initiator and optical telescope

Dual field-of-view optical target detector

Dual firing system for a perforating gun

Dual gate target detecting device (TDD)

Dual mode warhead

Dual output simultaneous firing circuit

Dual pressure sensing safing and arming mechanism

Dual purpose energy transfer cord

Dual purpose munition

Dual purpose projectile and weapon combination

Dual redundancy system for electronic detonators

Dual safe fuze with spring preloader