US 2,555,569 B2

GPTKB entity

Properties (13)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract An electrical circuit for controlling the operation of a device.
gptkbp:applicationNumber Serial No. 622,198
gptkbp:assignee The_United_States_of_America_as_represented_by_the_Secretary_of_the_Army
gptkbp:citedBy US_3,000,000
gptkbp:class H01H
gptkbp:fieldOfInvention Electrical Engineering
https://www.w3.org/2000/01/rdf-schema#label US 2,555,569 B2
gptkbp:inventor gptkb:William_H._McCulloch
gptkbp:issuedOn May 29, 1951
gptkbp:priorityDate April 12, 1946
gptkbp:status Expired
gptkbp:title Electrical_Circuit