Electrical Novelties: the Ultra Vacuum Electrodes, X-ray Tubes and Stands, the Multiple Spark Interrupter, Spark Lamp to Produce Violet Rays, Spark Regulator for Coil, Electric Heaters, X-ray Plates

By Swett Lewis Company

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• Format: Paperback
• Language: English
• ISBN: 1014139244
• ISBN13: 9781014139245
• Release Date: September 2021
• Publisher: Legare Street Press
• Length: 32 Pages
• Weight: 0.13 lbs.
• Dimensions: 0.1" x 6.1" x 9.2"