Your question can only be answered if the serial number is known.
Manufacture date for SN 12450 is 1937.
The manufacture date is when the rifle was made.
1915
If you provide the serial number in your question then I can give you the date of manufacture.
your winchester model 1892 was made by winchester in 1899.
Proofhouse.com has Winchester sn tables.
If you would post the serial number and model number,I can give you a date of manufacture.
Your winchester model 9422 was made by winchester in 1991.
Your winchester model 9422 was made by winchester in 1973.
1920.
Made in 1915
1905