About: http://webisa.webdatacommons.org/9970822

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	A one-way transmission device as claimed in claim 2, in which said structure is a raised portion formed on a cylindrical outer surface of said annular core near said first wall of said sectoral recess.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com