71513776
Dec 5, 1946
Dec 27, 1949
SIGNALLING AND LIFE-SAVING APPARATUS AND PARTS THEREOF,[FIRE ALARMS]AND PYROTECHNIC ARTICLES CONSISTING OF ROCKETS, INCLUDING PYROTECHNIC ROCKETS USED FOR DROPPING FLARES TO ILLUMINATE AREAS OR TO ACTAS SIGNALS [FIRE ALARM ROCKETS WHICH AREHELD STATIONARY AND UPON DISCHARGE PRODUCE A WHISTLE OR OTHER NOISE,] LIFE-SAVING ROCKETS CARRYING A LINE PROJECTORS FORFIRING ROCKETS, STANDS FOR SUPPORTING [STATIONARY ROCKETS,]CASES FOR AND PARTS OF SAID ROCKETS AND PROJECTORS, AND [CARTRIDGES, FLARES, PARACHUTES AND FLOATING LINES FOR USE IN SAID ROCKETS OR SAID PROJECTORS].
Electrical and Scientific Apparatus