Browning had rifles made by other makers.
Impossible to answer without the serial number.
Sako rifles made in Finland and founded in 1927. Now sako rifles are very popular in today's time. Many well known companies are making and supplying sako rifles. Customer can visit this shops and get these rifles easily.
Finland in the country responsible for the manufacturing of Sako Rifles. Sako Rifles are essentially used in sporting and hunting activities ever since 1921.
Sako
As far as I know browning did not have any firearms made for them in australia.
Browning has made centerfire lever action rifles in various calibers over the decades.
AFAIK, only if you do a custom order.
AFAIK, Browning didn't make any rifles in that caliber.
Typically 1970-1974.
Browning Automatic Rilfe
Unfortunately, the current owner of SAKO (Beretta) does not publish date of manufacture tables for NEW Sako rifles. Try contacting Beretta Customer Support through their website.