The model number you have netered is invalid. Winchester serail numbers only run from 1 - 5103249. Once you figure out the proper number go here and they will tell you the date of manufacture: http://armscollectors.com/sn/winlookup.php
Winchester mod 9422 XTR = 50 cm.
Your Winchester model 1894 was made by Winchester in 1955.
the Winchester model 370 was made from 1968-1973.
Your winchester model 42 was made by winchester in 1959.
your winchester model 1894 rifle was made by winchester in 1973.
when was a winchester mod 94 32ws ser# 978991 made
Your Winchester model 12 shotgun was made in 1928.
Your Winchester model 190 was made between 1974-1980.
Your winchester model 12 shotgun was made by winchester in the year 1925.
Made in 1923.
With the serial number that you have supplied,your Winchester model 1894 rifle was made in the year 1899.
Your winchester model 1894 rifle was made in 1950.This of course makes it a pre-64 made winchester model 1894.