About: http://webisa.webdatacommons.org/111690089

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	As shown in FIG. 1, the sewing machine 1 mainly includes a machine bed 2, a pillar 3 and an arm 4.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com