Privileges for inventions

Pilenko, al.Privileges for inventions: (practical manual, with ad. Text of the Law of the Law on May 20, 1896, Latest Additions, Forms of Business Paper and Brow. Foreign Information Laws) / Sost.Al.Pilenko, Pros.-Doc.Imp.S.-Petersburg.un-ta.- St. Petersburg: Type.MM.Stasyulevich, 1901. -IV, 85 s .. - -Bibliogr.in a substrateNote.and in the text..1. Power (collection).Electronic Source: PBOriginal Storage Place: SPbSU