Advanced pneumatic and hydraulic brakes

Advanced pneumatic and hydraulic brakes: No. 1774/87.Declared.09/05/1873.Issuance on 12/26/1875 / Georg Westingauz.- [St. Petersburg]: Type.Exped.Zagot.state.papers, 1876. -22 p., 1 l.Il .. -The privilege issued from the Department of Trade and Manufactory in 1875 to a foreigner George Westingauz on advanced pneumatic and hydraulic brakes.Before the text: 87.Ex.: With a handle.litter..I. Westingauz, Georg.1.People (collection).Electronic copy source: PBOriginal storage location: VPTB FIPS