It was invented by Roy Grabenauer in 1968 after years of experimenting with a variety of designs and innovative technologies, although Tim Niemier is celebrated as having popularized the craft with the rotomold process.
It was invented by Roy Grabenauer in 1968 after years of experimenting with a variety of designs. It was invented by Roy Grabenauer in 1968 after years of experimenting with a variety of innovative technologies. Tim Niemier is celebrated as having popularized the craft with the rotomold process.