US Patent 2,222,222

URI: https://gptkb.org/entity/US_Patent_2%2C222%2C222
GPTKB entity
Properties (10)
Predicate Object
gptkbp:instanceOf Patent
gptkbp:applicationNumber US_2,222,222
gptkbp:assignee gptkb:The_United_States_of_America
gptkbp:fieldOfInvention Electrical Engineering
https://www.w3.org/2000/01/rdf-schema#label US Patent 2,222,222
gptkbp:inventor gptkb:William_H._McCulloch
gptkbp:issuedOn December 10, 1940
gptkbp:patentClassification H01H
gptkbp:patentType Utility Patent
gptkbp:title Electrical_Circuit