Bottle testing apparatus
Casecadeograph and method of use
Ceramic testing method
Chamfer angle check gage
Collision sensor
Combined indicating apparatus for scuba divers
Computer tape and reel signature for computer data file security
Connectible instrument casing
Connecting device for measuring instruments
Control of processes
Cotton dust analyzer
Crash test dummy lower leg structure
Decompression indicating instrument for divers
Deep depth undex simulator
Determination of particle sizes
Determining the effect of fluid flow through permeable media
Device and method for measuring the coefficient of performance o
Device and method to enable detection and measurement of deformi
Device for checking the depth reached by a digging operation
Device for indicating the thickness of ice