Some historians have reported that an early spark plug was invented in 1839.
Spark plug - Wikipedia
FOR VOLKSWAGEN VW GOLF R 2.0 MK7 GENUINE BOSCH SPARK PLUGS 4x
Who Invented the Spark Plug?
How does a spark plug work? - Quora
Who Invented The Spark Plug?
A History of Spark Plugs
Good afternoon WHES Community! Today we recognize Edmond Berger who invented the spark plug on February 2, 1839. #BlackHistoryMonth
Mr. Transmission of Mobile - The first known spark plug was invented on February 2, 1839 by Edmond Berger. Spark plugs are used in internal combustion engines and in 1839 these engines
Everything You Need to Know About Spark Plugs After Automotive School - Auto Mechanic Training School