- acoustic guitars
- lap steel guitars
- resonator guitars
Melofonic acoustic guitars were made by Valco from the 1940s to 1960s. Some were "faux resonator" guitars - with a metal resonator plate on the front of the guitar - but no actual resonator cone in the body.
Source: 1001 Guitars to Dream of Playing Before You Die By Terry Burrows. Hachette, 2018.