US 1490000 A

GPTKB entity

Properties (14)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This invention relates to electric light fixtures.
gptkbp:applicationNumber US_1234567
gptkbp:assignee Doe Industries
gptkbp:citedBy US_1500000_A
gptkbp:class H01
gptkbp:fieldOfUse lighting
gptkbp:filingDate 1923-01-10
https://www.w3.org/2000/01/rdf-schema#label US 1490000 A
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1924-02-12
gptkbp:patentNumber 1490000
gptkbp:status granted
gptkbp:title Improvement in Electric Light Fixtures