About: http://webisa.webdatacommons.org/194852884

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	For this purpose, as particularly well seen in FIGS. 5, each shell 11c has opposite longitudinal edges 11c' which, as viewed in cross section, arecurved in a direction which is opposite to the direction of shell curvature.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com