They were quick to apply some of these approaches and ideas to the new Epiphone lines. These were the stereo 345 and the high-end 355, and also a full hollowbody version, the ES-330. Gibson had recently introduced the ES-335, its groundbreaking semi-solid double-cutaway thinline electric, and in the wake of its success the company’s bosses created a series around it, adding a few more models in the same style.