US 2,567,889 A

GPTKB entity

Properties (17)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method and apparatus for controlling the operation of a machine.
gptkbp:applicationNumber Serial No. 622,123
gptkbp:assignee gptkb:The_United_States_of_America
gptkbp:citedBy US_3,000,000_A
US_4,000,000_A
US_5,000,000_A
US_3,500,000_A
US_6,000,000_A
gptkbp:claims 10 claims.
gptkbp:fieldOfInvention machine control systems
https://www.w3.org/2000/01/rdf-schema#label US 2,567,889 A
gptkbp:inventor gptkb:William_H._McCulloch
gptkbp:issuedOn September 4, 1951
gptkbp:priorityDate April 1, 1949
gptkbp:status Expired
gptkbp:title Method of and apparatus for controlling the operation of a machine