PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • An object of this invention is to provide an apparatus that also contains a rotating image visualizing plate through which the optical qualities of the various types of magnifying instruments, particularly optical microscopes can be improved, their relative depth of sharpness, magnifying capacity and resolving power can be increased, and by this means also in cases far exceeding the above mentione
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com