The “ANS” photoelectronic music synthesiser was named in honour of Alexander Scriabin. Engineer and military-instrument specialist Evgeny Murzin (1914–1970) began developing it in 1937. He filed a patent application twenty years later, on 24 June 1957.
Links to Third-Party Publications:
Murzin E. A. Photoelectric music synthesizer: application. date No. 118695; application 06/24/1957; publ.: 1959 // USSR Patent Database. URL: https://patents.su/3-118695-fotoehlektricheskijj-sintezator-muzyki.html