eGVybw%3D%3D - zipp
- electric battery
- electric bulb
- electric fan
- electric flat iron
- electric generators
- electric locomotive
- electric motors
- electric power plant
- electric razor
- electric stove
- electric telegraph
- electric washing machine
- electric welder
- electrocardiograph
- electroencephalograph
- electromagnet
- electron microscope
- electronic television
- electroplating
- Eli Jannery
- Eli Whitney
- Elias Howe, Barthelemy Thimonnier
- Elihu Thompson
- Elisha G Otis
- Elmer A Sperry
- Emile Berliner
- Ernest O Lawrence
- Ernst Ruska
- Erwin W Mueller
- Esperanto
- Evangelista Torricelli
- Feldenkrais Technique
- Ferdinand von Zeppelin
- field ion microscope
- fluorescent light
- flush toilet
- foot-operated sewing machine
- Forrest Bird
- fountain pen
- fractal geometry
