US 1357997 A

GPTKB entity

Properties (11)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This invention relates to electric light fixtures.
gptkbp:applicationNumber gptkb:US_1357997
gptkbp:assignee Doe Industries
gptkbp:filingDate 1920-05-10
https://www.w3.org/2000/01/rdf-schema#label US 1357997 A
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1920-10-19
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:patentType utility
gptkbp:title Improvement in Electric Light Fixtures