A Shelton 'Violet Ray' Apparatus, Complete Patented
Similar Upcoming Sales
ODD LOT OF FOUR PATENTED PRODUCTS Late 19th and Early 20th CenturyMar 12, 2026CROSBY STEAM GAUGE & VALVE CO. PORTABLE STEAM ENGINE RECORDER Boston, Late 19th Century Case heightMar 12, 20263 Electroshock MachinesMar 14, 2026CASED ASHCROFT MANUFACTURING CO. LINEAR PLANIMETER New York, Late 19th Century Case height 3". WidthMar 12, 2026J.P. CUTTS SUTTON & SON IMPROVED ELECTRIC-MAGNETO MACHINE Sheffield, England, Mid- to Late 19thMar 12, 20268 Electrical Treatment Devices in Cases or Boxes, c. 1920Mar 14, 2026CASED AMSLER INTEGRATOR PLANIMETER MODEL NO. 4280 BY KEUFFEL & ESSER Late 19th/Early 20th CenturyMar 12, 20263 Electroshock Machines, c. 1900–20Mar 14, 20265 Electrical Treatment Devices in Cases, c. 1920Mar 14, 2026Antique 19th-Century Gamblers Kit w/ Four-Barrel Derringer Pistol, Push Knife, Playing cards & More!5 days LeftCASED F.G. OTTO & SONS "THE FLORENCE" WET CELL BATTERY New York, Circa 1890 Case height 6.5".Mar 12, 20263 Electroshock MachinesMar 14, 2026Complete Trepanation Set by Hauptner, c. 1890–1900Mar 14, 20262 Electroshock Machines and Electro-Therapy Apparatus, c. 1900Mar 14, 2026Von Nardroff Color Apparatus2 days LeftANTIQUE BAUSCH & LOMB MICROSCOPE, C. 19154 days Left