Revision history of "File:Patent-FR-570444.pdf"

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  • (cur | prev) 22:57, 14 December 2013Piccardi (talk | contribs). . (322 bytes) (+322). . ({{PatentInfo |Inventor=Karl Fend |Assignee=Karl Fend |Country=FR |ApplicationNum=570444 |ApplicationDate=1923-07-28 |PatentNum=570444 |PatentDate=1924-04-30 |PriorityDate=1923-07-28 |Titolo=Porte-mine |Marca=Fend |Descrizione=Matita meccanica }} ==Info...)