POTENTIOMETER CONTROLLERS FOR AUTOMATIC TEMPERATURE CONTROL. Catalog No. 84 1925. Leeds & Northrup Company Electrical Measuring Instruments. Phildalphia, PA. [Catalogo industriale]
Leeds & Northrup Company
From Libreria antiquaria Dedalo M. Bosio, Torino, Italy
Seller rating 4 out of 5 stars
AbeBooks Seller since March 9, 2016