72157662
Mar 5, 1963
Jan 12, 1971
DEVICES KINEMATICALLY GENERATING VIBRATIONS, OSCILLATIONS, SOUND, AND ULTRASOUND IN THE AIR, IN GASES, AND IN LIQUIDS; AND MACHINE, APPARATUS, AND EQUIPMENT, EQUIPPED WITH SUCH GENERATORS, FOR CHEMICAL AND PHYSICAL PROCESSING AND TREATMENT OF SUBSTANCES AND MIXTURES THEREOF
Fancy Goods