9 Signaling, testing, measuring and acoustic apparatus and instruments, in the nature of message signaling flares, underwater pyrotechnic message signaling devices, submarine launched underwater pyrotechnic message signaling devices, smoke generating floating position marking devices, surface-to-submarine message signaling devices, vertical firing pyrotechnic message signaling devices and safe-fire mechanisms sold together as a unit; countermeasure systems for air, land and naval defense, in the nature of computers and operating software for controlling smoke generating blocks and dispensers therefor, smoke detonators, rockets, projectiles, missiles, ammunition, balloons, flares, pyrotechnics, explosives, and launchers therefor; emergency flares; remote controls for operating missiles, rockets, projectiles, ammunition, flares, explosives, pyrotechnics, smoke generating blocks and dispensers therefor; structural parts for all the aforesaid goods