Concetto:Patent request in 1879

The printable version is no longer supported and may have rendering errors. Please update your browser bookmarks and please use the default browser print function instead.
Descrizione del concetto "Patent request in 1879"Feed RDF

Patents requested in 1879

[[Categoria:Patents]] [[Priority date::≥1 gennaio 1879]] [[Priority date::≤31 dicembre 1879]]