In which year was this company that jointly made Serene with Samsung Electronics founded?
Serene (phone): Serene is a mobile phone produced as a joint venture between Samsung Electronics and Bang & Olufsen. Bang &amp; Olufsen:  It was founded in 1925 by and Svend Olufsen, who designed a radio to work with alternating current, a product of significance at a time when most radios were still running on batteries.
1925