JP5748540B2
(en )
2015-07-15
SOUND GENERATOR AND SOUND TYPE ADJUSTING AND SUPPRESSING DEVICE USING SAME, SOUND TYPE SOUT BLOWER DEVICE, HEAT EXCHANGE DEVICE, EXHAUST GAS TREATMENT DEVICE, INDUSTRIAL EQUIPMENT AND SOUND GENERATION DEVICE OPERATING METHOD
EP0302899B1
(en )
1990-05-23
A method for producing pressure pulses in a mass of gas and a device for performing the method
US5038790A
(en )
1991-08-13
Method and apparatus for controlling the cuff pressure in a sphygmomanometer
US1580481A
(en )
1926-04-13
Flush valve
DE2438590A1
(en )
1976-02-26
Servo-controlled fluid valve - has bypass with throttle and relief arrangement to eliminate valve closing surge
WO1981000064A1
(en )
1981-01-22
Pneumatic diaphragm valve pulsator
EP0189386B1
(en )
1990-09-19
Apparatus for generating in particular low-frequency sound
DE2324580A1
(en )
1974-12-05
MAGNETIC VALVE
CN109019890A
(en )
2018-12-18
Frequency modulation compressed gas self-excited pulse generator
GR1003317B
(en )
2000-02-09
Acoustic cleaner for solid deposits
WO1984002940A1
(en )
1984-08-02
An arrangement in acoustic systems
SE104959C1
(en )
SE113006C1
(en )