Thomas Edison

2. The phenomenon of electrons flowing through a vacuum tube, which was first observed by Thomas Edison
4. A legal document that grants exclusive rights to an inventor for a certain period of time, something Thomas Edison was known for obtaining many of
8. The type of electrical current that Thomas Edison promoted and used in his power systems, in opposition to alternating current
9. The nickname that was given to Thomas Edison during his lifetime, due to his many inventions and innovations.
10. The invention that Thomas Edison is most famous for, revolutionizing the way we live and work
11. The method of execution that was promoted by Thomas Edison as a humane alternative to hanging
13. Thomas Edison's early invention that helped pave the way for the film industry
15. The location of Thomas Edison's famous research laboratory in New Jersey

1. A machine invented by Thomas Edison that could record and play back sound, revolutionizing the music industry
3. The early record format that Thomas Edison introduced, which was a precursor to the modern vinyl record
5. The type of battery that Thomas Edison invented and later sold to the National Carbon Company
6. Thomas Edison's first job, which gave him experience with the technology that would later become the basis for his inventions
7. Thomas Edison was known as "The Wizard of ___"
12. The type of filament that Thomas Edison used in his early light bulbs, before developing a longer-lasting tungsten filament
14. A machine invented by Thomas Edison that could reproduce written documents, making it easier to distribute information