(= Vehicle Identification Number, "sõiduki identifitseerimisnumber")
= chassis number = frame number

Õ: kohatine "tehasetähis" võimaldab tõlgendust firmamärgina ja on seega eksitav

olemus
sõiduki standardne ühene kerenumber, mis on saadud valmistajalt; ta koostises on valmistaja identifikaator
Wiktionary:
a mandatory unique alphanumeric code (usually 17 characters long) assigned to each vehicle produced, stamped into the metal on the dashboard on the left-hand side (viewable through the windshield), and on the engine block and at least one other place somewhere on the body of the vehicle

ülevaateid
http://www.autocheck.com/vehiclehistory/autocheck/en/vinbasics
https://en.wikipedia.org/wiki/Vehicle_identification_number
http://www.angelfire.com/ca/TORONTO/VIN/WMI.html

näiteid
https://duckduckgo.com/?q=Vehicle+Identification+Number&t=h_&iax=images&ia=images

standardid
https://www.iso.org/obp/ui/#iso:std:iso:3779:ed-4:v1:en
https://www.iso.org/obp/ui/#iso:std:iso:3780:ed-3:v1:en