US 2,555,620 A

GPTKB entity

Properties (21)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method and apparatus for controlling the operation of a machine.
gptkbp:applicationDate April 12, 1949
gptkbp:applicationNumber Serial No. 622,198
gptkbp:assignee gptkb:The_United_States_of_America
gptkbp:citedBy US_3,000,000_A
gptkbp:claims 10
gptkbp:classification G05B 19/418
gptkbp:country gptkb:United_States
gptkbp:documentType Utility Patent
gptkbp:examiner gptkb:John_Doe
gptkbp:fieldOfInvention control systems
gptkbp:figure 3
https://www.w3.org/2000/01/rdf-schema#label US 2,555,620 A
gptkbp:inventor gptkb:William_H._McCulloch
gptkbp:issuedOn May 29, 1951
gptkbp:language English
gptkbp:priorityDate April 12, 1949
gptkbp:relatedTo gptkb:US_2,555,619_A
gptkbp:status Expired
gptkbp:title Method of and apparatus for controlling the operation of a machine