Assertion: gray | /r/HasProperty | granted several patents
Facets:
value: for these pioneer fax machines
type: TRANSITIVE-OBJECT
Source sentences:
text: Gray was granted several patents for these pioneer fax machines, and the Gray National Telautograph Company was chartered in 1888 and continued in business as The Telautograph Corporation for many years; after a series of mergers it was finally absorbed by Xerox in the 1990s.