The Raven made 18 appearances during the golden age. He debuted in SURE FIRE COMICS v1 #1 (June 1940) and appeared in all 4 issues (there were two #3s). He kept his place when SURE FIRE became LIGHTNING COMICS and stayed there the entire run, v1 #4-v3 #1 (Dec 1940-June 1942). He also appeared in FOUR FAVORITES #1-4 (Sept 1941-Mar 1942).
Danny Dartkin was a police officer who became the Raven to catch criminals who evaded the law. He didn't have any super powers.
Read more about the Raven at International Hero.