Filed: October 31, 1925X-RAY TUBES FOR DEEP THERAPY RADIOGRAPHIC PHOTOGRAPHY AND FOR FLUOROSCOPIC EXAMINATION, X-RAY TABLES, X-RAY STANDSSerial Number: 71222646
Filed: October 31, 1925X-RAY APPARATUS CONSISTING OF TRANSFORMERS AND RECTIFYING SWITCHES, X-RAY TUBESSerial Number: 71222647