Red pigment production

Reduction of ascorbic acid interference in assays of aqueous flu

Registration means for printers and the like

Regulated drawing frame

Regulated sliver drawing unit having at least one drawing field

Regulating drawing unit for a sliver drawing frame and regulatin

Regulating method and system for producing a uniform sliver in a

Regulation of processing stages of a fiber processing installati

Remote control bifurcated typewriter keyboard (Universal input m

Removable cartridge for an inked ribbon and ribbon feed mechanis

Removable cartridge for the inked ribbon for typewriters, calcul

Removal of lint from cottonseed

Replaceable composite wire guide assembly

Reserve fibre sliver feeding apparatus

Resilient coupling means for ribbon cartridge mounting plate

Resiliently mounted drive nut and carriage assembly

Respiratory syncytial vaccine

Retracting tooth processing cylinder apparatus

Reversible ribbon drive mechanism

Reversibly precipitable immobilized enzyme complex and a method