Subject matter index of patents for inventions (attestati di privative industriali) granted in Italy from 1848 to January 1, 1886
Contributors: Italy. Ministero di agricoltura, industria e commercio. Descrizione delle macchine; Italy. Ministero di agricoltura, industria e commerico. Bollettino delle privative industriali
Edition: 2d ed. Tr., comp., and pub. under authority of the commissioner of patents.
Publisher: Govt. Print. Off.
Published: 1887
Place of publication: Washington
Language: eng
Number of pages: 175
Subjects: Patents