Growing up in Phillipsburg, Todd Tersigni spent a lot of time hanging out with friends in the Valley View section of town. Even as a kid, he knew it was a special neighborhood. A handful of streets there have homes that are made entirely out of concrete. It’s a building concept that was patented by Thomas Edison. The New Jersey inventor is more well known for his contributions to electricity but Edison owned a concrete company and is credited with developing a home building process that used a mold and poured concrete to erect a quick and inexpensive two-story house. “Phillpsburg has lot of hi…