Impossible to answer. Over the centuries many gun makers/sellers have come and gone and were not documented.
Many makers. Springfield Armory was one.
No, and car makers are not responsible for drunk drivers.
Many gunsmiths and makers are unkown and unpublished even in their own countries.
Gun makers.
Many makers have sn data on their web sites.
Many makers put out a fine product. YOU have to define what BEST means to YOU.
Many makers have sn data on line.
Many makers offer firearms that shoot the 380 ACP.
Many makers have made/still make weapons that fire that round.
Most of the major gun makers.
many makers have come and gone and never been recorded in books.