Rabies vaccine preparation
Radio-assay of oestrogen
Radioimmunoassay for plasma renin activity
Rake valve for air-fiber streams
Random access line printer
Rapid identification of bacteria using chemiluminescence
Rapid separation of plasma creatine kinase isoenzymes
Rate sensing batch analysis method
Rate sensing batch analysis method and enzyme used therein
Reactive matrices
Reactor for stabilized microbes having photometabolic activity
Ready made sterilized culture media and process of preparation
Reagent formulations for glucose assay
Reagent system for beta-amylase assay
Receptor steric hindrance immunoassay for receptor determination
Reclothable beater roll for open end spinning machines
Record material feed apparatus
Record media advancing mechanism
Record media drive mechanism
Recording element for a matrix printer