This is the “Siemens-Apparate und Maschinenbau GmBH”. In 1936 it had the subsidiary “Branderburgische Motorenwerke GmbH”, or rather: Bramo.

-Thus the SAM 322 H2 became known as the Bramo 323 “Fafnir” whose M and J versions would be shown at the Paris Salon of 1928. There were other series such as A, B, C, D.

-Bramo would pass to BMW during World War II.