Who Invented the Spark Plug?

Some historians have reported that an early spark plug was invented in 1839.

Spark Plug Busy Beaver Button Museum

Film: The Spark Plug Story

Introduction to Collecting Antique Spark Plugs - Gas Engine Magazine

BOSCH Original Genuine Ignition System 0242236544 Double Platinum Spark Plug FR7KPP33U+ For Hyundai Elantra 1.6 Car Candles Tool - AliExpress

Spark Plug Patent

Patent Page: The Humble Spark Plug - Gas Engine Magazine

Who Invented the Lightbulb?

Radioactive Spark Plugs (ca. 1940s) Museum of Radiation and Radioactivity

MikeTheQuad - Villain Advocate Arc 😈 on X: Who invented the spark plug? #BlackHistoryMonth / X

Spark Plug Failure Cause