US 1390000 A

GPTKB entity

Properties (15)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This invention relates to electric light fixtures.
gptkbp:applicationNumber US123456789
gptkbp:assignee Doe Industries
gptkbp:citedBy US_1500000_A
gptkbp:class H01
gptkbp:fieldOfUse lighting
gptkbp:filingDate 1920-01-01
https://www.w3.org/2000/01/rdf-schema#label US 1390000 A
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1921-12-20
gptkbp:patentNumber 1390000
gptkbp:priorityDate 1919-01-01
gptkbp:status granted
gptkbp:title Improvement in Electric Light Fixtures