https://www.datamp.org/ Recently added patents en-us https://www.datamp.org/patents/displayPatent.php?id=85937&pn=1,809,126 Metal-working tool Patentee: Herman W. Johnson - St. Louis MO Granted:1931-06-09

Produced as the HERMAN FENDER ROLLER to remove dents and straighten the edges of automobile fenders; sold together with the the combination tool in patent no. 1,778,949. Late 1927 ads noted "Patent pending" and named Herman Johnson as the source, while a 1928 STILES-HERMAN ad shows "patented."
This is one of 85,227 patents currently in the database at datamp.org

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