The Vehicle Number typically uses the following format: This was attached to the driver's side 'A-pillar' door jam. These are often missing/degraded.ġ939 - 1950 models had the Patent Plate attached to the engine side of the firewall/cowl.ġ951 - 1953 models had the Patent Plate attached to the driver's side 'A-pillar' door jam.ġ954 – 1956 models did not have a Patent Plate, but a much smaller embossed stainless plate. Some early models attached the Patent Plate to the inside of the firewall near the brake/clutch pedals.ġ937 and prior models had the Patent Plate attached to the engine side of the firewall/cowl.ġ938 models did not use a metal plate, but rather a sticker that resembled a Patent Plate.
This information varies based upon the year/series. This plate may also include the delivery date, dealer, and trim codes. This number was located on a metal plate referred to as the Patent Plate. The VN is a Packard generated number and was used on every Packard since the very beginning. The Vehicle Number (VN), also know as the Patent Plate Number or Serial Number, and sometimes incorrectly by the modern nomenclature Vehicle Identification Number (VIN).