Please re-ask question stated with which model.
Browning's web site has a sn search function.
It was made in 1946
Made in 1991
You have an American Browning 12ga. made in 1945.
You will have to check the link.
1972
You must call Browning. The sn you give does not conform to normal sn convention.
Browning.com has a sn function under customer service.
Impossible to answer without knowing the model.
Browning's web site has a sn search function.
Browning.com has a sn fucntion under customer service.
Impossible to answer since no serial number was given.