About: isa:405999289   Sponge Permalink

An Entity of Type : prov:Entity, within Data Space : webisadb.webdatacommons.org associated with source dataset(s)

AttributesValues
rdf:type
prov:value
  • The present invention is based on the discovery of a narrowly-defined region of glass composition which yields index-corrected, fast-fading photochromic glasses with physical properties and darkening characteristics rendering them especially suited for the manufacture of pressed ophthalmic ware, particularly thin glass lens elements exhibiting superior photochromic performance.
prov:wasQuotedFrom
is prov:wasDerivedFrom of
Alternative Linked Data Views: ODE     Raw Data in: CXML | CSV | RDF ( N-Triples N3/Turtle JSON XML ) | OData ( Atom JSON ) | Microdata ( JSON HTML) | JSON-LD    About   
This material is Open Knowledge   W3C Semantic Web Technology [RDF Data] Valid XHTML + RDFa
OpenLink Virtuoso version 07.20.3217, on Linux (x86_64-pc-linux-gnu), Standard Edition
Data on this page belongs to its respective rights holders.
Virtuoso Faceted Browser Copyright © 2009-2012 OpenLink Software