english: The charter establishing the company was signed in Helsinki on 12 September 1923, and the company was entered into the trade register on 11 December 1923.
non_english: Piagam pangedegan perusahaan ditandatangani ing Helsinki tanggal 12 September 1923 lan perusahaan mlebu sajroné registrasi perdagangan nalika 11 Desember 1923.