Karo Aviacijos Tiekimo Skyrius was the Army Aviation Workshops of Lithuania, established at Kaunas. The facility was considerably modernized under the leadership of Antanas Gustaitis, who also designed a variety of aircraft to be built there in small series in the 1920s and 1930s under the designation ANBO.
References
Karo aviacijos tiekimo skyrius Wikipedia(Text) CC BY-SA