SCIENTIFIC DEMONSTRATION KIT CONTAINING CHEMICALS

Brand Owner Address Description
CLASSROOM LABORATORY HARCOURT BRACE JOVANOVICH, INC. New York NY SCIENTIFIC DEMONSTRATION KIT CONTAINING CHEMICALS AND PHYSICAL APPARATUS FOR TEACHING SCIENTIFIC CONCEPTS IN THE FIELDS OF CHEMISTRY, PHYSICS AND OPTICS;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. An apparatus for spraying chemicals in a forestry environment includes a back pack supported reservoir for containing such chemicals and a variable speed pump for urging the chemicals from the reservoir through a rearwardly oriented spraying unit. Positional and delivery rate monitoring equipment may also be incorporated in the design.