Walkput for crushing various materials

Walking supplies for crushing various materials: No. 6227. Supponent.03/24/1898.Issue 31.01.1902 / T.A.Edison.- [B.M .: B. and., 1902].-109-111 p., 1 l.Il .. -Description of the roller post for crushing various materials.To the privilege of a foreigner T.A.Edison (th. A. Edison), in the city of Lewelin Park, in the North American state of New Jersey, stated on March 24, 1898.Group II/XIV.No. 6227. January 31, 1902.I. Edison, T.A..1.People (collection).Electronic copy source: PBOriginal storage location: VPTB FIPS