41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
3794339
348689
2
Public Timelines
FAQ

mar 30, 1885 - Applied for patent on alternating current lamp

Added to timeline:

24 Feb 2020
0
0
341

Date:

mar 30, 1885
Now
~ 141 years ago