The artist's name on the poster is not indicated. By assigning Artist Unknown to a poster it also could mean the artist used a chop mark whereby no signature is seen thus rendering the artist's identity anonymous.
The Association of Inventors, Assotsiatsii izobretatelei (AIZ) was formed in 1921 in Moscow. The entity is also cited in publications as the All-Union Society of Inventors and Rationalizers (VOIR) due to its name being changed in the 1950s. By 1978, it had a reported nine million members in its ranks.