Patent Number: US 335786 A
Patent Title: Electric Arc Lamp
Publication type: Grant
Publication date: 9 Feb 1886
Inventors: Nikola Tesla
Original Assignee: The tesla Electeic Light And Manufactubing Company
Critical Features disclosed in this patent
1. Arc lamp with carbon electrodes controlled by electromagnets or solenoids and a clutch mechanism;
2. Corrects earlier design flaws common to the industry.
Note: Nikola Tesla was an inventor who obtained around 300 patents worldwide for his inventions. Some of Tesla’s patents are not accounted for, and various sources have discovered some that have lain hidden in patent archives. There are a minimum of 278 patents issued to Tesla in 26 countries that have been accounted for. Many of Tesla’s patents were in the United States, Britain, and Canada, but many other patents were approved in countries around the globe. Many inventions developed by Tesla were not put into patent protection.