Damped paddle wheel for plasma chamber shock tube

Delayed action irreversible humidity indicator

Demountable vacuum-sealing plate assembly

Dense thin film-based chemical sensors and methods for...

Dense thin film-based chemical sensors and methods for...

Densitometer

Density monitor and method

Density monitoring apparatus

Depression sensor for an electronic ignition advance device for

Desiccant pack with humidity sensor and method of...

Detecting apparatus with excess pressure protectors

Detecting concealed security threats

Detecting element for determining the concentration of a gas...

Detecting NO.sub.x using thin film zinc oxide semiconductor

Detecting particles in a gas flow

Detecting trace gaseous species acoustically in response to radi

Detection and identification of vehicles with excess...

Detection of concealed metalliferous deposits, hydrocarbons and

Detection of concealed metalliferous deposits, hydrocarbons and

Detection of liquid in a gas stream