US 1357979 A

GPTKB entity

Properties (7)
Predicate Object
gptkbp:instanceOf patent
gptkbp:applicationNumber unknown
gptkbp:description unknown invention
gptkbp:filedIn unknown
https://www.w3.org/2000/01/rdf-schema#label US 1357979 A
gptkbp:issuedBy unknown
gptkbp:patentType utility