As far as I can gather, this is a Royal KMG, which was introduced in 1949.
Unknown who this guy is, but he has photos of this model in It’s a Mad, Mad, Mad, Mad World (1963).
(strangely, he ALSO mentioned the defunct airport that is down the street, Rancho Conejo)
https://boffosocko.com/2026/05/26/the-royal-kmg-standard-typewriters-of-its-a-mad-mad-mad-mad-world/
#typewriter #typewriterrepair