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US Patent: 326,254
Artificial lithographic stone
Patentee: Julius Wilhelm von Pittler (exact or similar names) - Leipsic, Germany USPTO Classifications: 106/638, 106/817, 428/450, 428/471 Tool Categories: Assignees: Wezel & Naumann - Renduitz, Leipsic, Germany Manufacturer: Not known to have been produced Witnesses: Heinrich Luske Julius Wezel	Patent Dates: Applied: Jan. 08, 1885 Granted: Sep. 15, 1885 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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