1905 (first year)
1952.
Your Winchester model 94 ranger was made in 1986.
http://armscollectors.com/sn/windates.htm
No serial number = no answer.
Sako L61R ser num: 1 to 90954 Manufacturing date between January 31st, 1962 and September 12th, 1973
I have the same Question and my ser# is 47078
45 years old
No known US data published.
Made in 1974, 35 y.o.
If you call S&W, they will tell you when it was shipped from the factory.
Depending on markings, the miltary model would come in at 1918, while the commercial model, 1970.
You will need to include the serial number and model(99E,99F,99R,etc.)to get the answer to your question.