US 3,555,511 A

GPTKB entity

Properties (12)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for producing a composite material with improved properties.
gptkbp:applicationNumber gptkb:US_3,555,511
gptkbp:assignee gptkb:Hargreaves_Industries,_Inc.
gptkbp:citedBy gptkb:US_4,123,456
gptkbp:claims 10
gptkbp:fieldOfInvention composite materials
https://www.w3.org/2000/01/rdf-schema#label US 3,555,511 A
gptkbp:inventor gptkb:Robert_H._Hargreaves
gptkbp:issuedOn January 19, 1971
gptkbp:priorityDate April 12, 1968
gptkbp:title Method of making a composite material