Source: Photo by Sandstein - File:Epson HX-20 in case - MfK Bern.jpg - Wikimedia Commons
Wikipedia: Epson HX-20
The Epson HX-20 (also known as the HC-20) was the first "true" laptop computer. It was invented in July 1980 by Yukio Yokozawa, who worked for Suwa Seikosha, a branch of Japanese company Seiko (now Seiko Epson), receiving a patent for the invention.
Seen on Functional object - Object, Epson, Epson portable computer, 1980-1989
Finnish keyboard?
This is a german one, it even has the same wrong symbols on the number row as modern german keyboards.
Finns use QWERTY. QWERTZ is historically used in Central Europe and the Balkans though nowadays it’s mostly used in German speaking nations.
The ö, ü and ä keys indicate that this a German QWERTZ layout.