List of steam technology patents
http://dbpedia.org/resource/List_of_steam_technology_patents
List of steam technology patents. This is a list of patents relating to steam engines, steam locomotives, boilers, steam accumulators, condensers, etc.
rdf:langString
rdf:langString
List of steam technology patents
xsd:integer
33700433
xsd:integer
1082052626
rdf:langString
List of steam technology patents. This is a list of patents relating to steam engines, steam locomotives, boilers, steam accumulators, condensers, etc.
xsd:nonNegativeInteger
9789