Revision history of "File:Patent-US-1893534.pdf"

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  • (cur | prev) 13:50, 21 August 2013Piccardi (talk | contribs). . (367 bytes) (+14)
  • (cur | prev) 14:00, 24 June 2012Piccardi (talk | contribs). . (353 bytes) (+353). . ({{PatentInfo |Inventor=Andreas Bienenstein |Assignee=The Conklin Pen Manufacturing Company |Country=US |ApplicationNum=427386 |ApplicationDate=1930-02-10 |PatentNum=1893534 |PatentDate=1933-01-10 |PriorityDate=1930-02-10 |Titolo=Fountain pen desk set |...)