Wombat was a custom vehicle from the World Car Company, later the Wombat Car Company, based in Vancouver, Washington, just north of Portland, Oregon, with a facility opened in Indio, California. The company began with a steel-framed, fiberglass-bodied car built on a Volkswagen Beetle chassis that was originally sold under the Hummbug name. A settlement with General Motors over trademark and trade dress led to the end of that name…