|
GB861584A
|
|
Ultrasonic flowmeter
|
|
GB879575A
|
|
Accelerometer
|
|
GB886751A
|
|
Valve for flow control of liquids
|
|
GB856415A
|
|
Ultrasonic flowmeter
|
|
GB818428A
|
|
Ultrasonic soldering iron
|
|
GB807080A
|
|
Ultrasonic spray
|
|
GB806427A
|
|
Improvements in or relating to the drilling of hard brittle materials
|
|
GB824400A
|
|
Ultrasonic drill
|
|
GB834237A
|
|
A sound recording system
|
|
GB834236A
|
|
Bending mode electromechanical transducer
|
|
GB795744A
|
|
Improvements in or relating to ceramic piezo-electric elements
|
|
GB790277A
|
|
Improvements in ultrasonic drills
|
|
GB797057A
|
|
Improvements in or relating to apparatus for frequency spectrum analysis
|
|
GB821228A
|
|
Devices for detecting electromagnetic radiations
|
|
GB807019A
|
|
Electrical components and method of making same
|
|
GB747406A
|
|
Phonograph pickups
|
