US 4,111,220 B2

GPTKB entity

Properties (12)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for producing a composite material.
gptkbp:applicationNumber 05/823,198
gptkbp:assignee gptkb:Hargreaves_Industries,_Inc.
gptkbp:citedBy gptkb:US_4,123,456
gptkbp:fieldOfInvention composite materials
https://www.w3.org/2000/01/rdf-schema#label US 4,111,220 B2
gptkbp:inventor gptkb:Robert_H._Hargreaves
gptkbp:issuedOn September 5, 1978
gptkbp:priorityDate December 29, 1975
gptkbp:status active
gptkbp:title Method of making a composite material