Oscilloscope tube for detecting reverse current in induction coil discharge, part of x-ray installation, 1905-1909. Oscilloscope tube for detecting reverse current in induction coil discharge
Wall-mounting dental x-ray unit by the General Electric X-ray Corp., United States, 1932-1949. Wall-mounting dental x-ray unit by the General Electric X-ray Corp.
Spherical x-ray tube with cup shaped cathode and inclined anode, 1896-1900. Spherical x-ray tube with cup shaped cathode and inclined anode
Diagnostic X-ray set, by the Westinghouse Electric Corporation, United States, 1920-1929. Westinghouse diagnostic X-ray set with Transformer