Savage (Stevens) Model 340
Savage
The year that the model 70 .222 cal Winchester rifle was made was in the year of 1936. However, this model continued to be made up until 2006.
You will have to contact Sako. Falls outside published data.
1962-78.
Proofhouse.com has a store brand chart.
Does not appear in any reference I can find.
Proofhouse.com has a store brand chart.
A .222 is a .22 cal center fire weapon at fires a .222 round
Known as a "Hardware Store" gun, your rifle was made for Coast to Coast hardware stores by Mossberg. It is a Mossberg model 479. Depending on condition, these sell for around $300-$325. Nice rifle, BTW.
No English published sn data that I am aware of.
Savage
Your coast to coast model 288 rifle was made for the hardware store chain by savage.The savage model 87J was the original model designation for your .22cal rifle.The savage model 87 was made by savage from 1938-1945,with a total production of 200,000 made during these years.
Someone at the Sako collector club might know.