The EBow was born and raised in Southern California. It was conceived in the late '60s. The first working model was built into the guitar. Here's a summary of EBow milestones.
1967 concept inspired by Iron Butterfly and Jimi YouKnow
1969 working model
1974 hand-held version
1976 introduced at NAMM in Chicago
1983 new model introduced
1989 licked-circuit model
1996 ebow web page makes a splash
1998 PlusEBow model introduced
2009 media rich website debuts
2020 world runs out of money. EBows are free.