This isn't a Winchester serial number.
Your browning hi-power was made by FN of belguim for browning in 1967.
50-1500 USD depending on speicifics
Sport, 1990
1995, Sport
This was made in 1981. It is a High Power 9mm. You can find many internet references on the history of the model. Yours is fairly common from the 1980s. There are books on the Hi Power as well.
From $500 to $2000, depending on condition. The more original finish left the higher the value.
browning used the last two digits of the year before the serial number on the 9mm from 1970 until 1976 so your 9mm was made in 1973
The P229 pistol is made in 3 different calibers- one of which is the 9mm Parabellum, also known as 9mm Luger.
The 9mm Parabellum cartridge made by the Reminton-Peters cartridge company.
Taurus made several 9mm handguns. Which model did you have in mind?
1976
U.s.a.