Static Electric Machines
Galvanic and Faradic Medical Batteries
Magneto Electric Machines
Induction Coils
X-Ray Coil
Crookes, Geissler, and X-Ray Tubes
Oudin Resonators and Diathermy Machines
Violet Ray High Frequency Apparatus
Carbon Arc, Ultra-Violet, and Phototherapy Apparatus
Quack Medical Apparatus
Wireless Telegraphy and Radio
Galvanic and Faradic Medical Batteries
Magneto Electric Machines
Induction Coils
X-Ray Coil
Crookes, Geissler, and X-Ray Tubes
Oudin Resonators and Diathermy Machines
Violet Ray High Frequency Apparatus
Carbon Arc, Ultra-Violet, and Phototherapy Apparatus
Quack Medical Apparatus
Wireless Telegraphy and Radio