Friedrich Albrecht was a Berlin-based manufacturer founded in 1924, headquartered in Berlin SO 36 on Wassertorstraße. The company is considered Germany's oldest still-operating maker of invalid carriages (Krankenfahrstühle), and by the time of the account it was being run by the third generation of the family. In 1949, shortly after the currency reform, Albrecht launched a three-wheeled scooter (Dreiradroller) aimed largely at motorizing the large population of war-disabled people. This…