US 2233447 A

GPTKB entity

Properties (11)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This invention relates to electric light fixtures.
gptkbp:applicationNumber gptkb:US_2233447
gptkbp:assignee Doe Industries
gptkbp:filingDate 1941-01-15
https://www.w3.org/2000/01/rdf-schema#label US 2233447 A
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1941-12-02
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:patentType utility
gptkbp:title Improvement in Electric Light Fixtures