Browning A5 with Poly Choke Deluxe Hartford, Conn

Question
I just bought an old Browning A5 serial# B43780 with Poly Choke Deluxe hartford,Conn.
I wondered what year the gun and choke might be? Jim in Woodbury MN 6

Answer
Hi
You can date your Browning here by serial number.
http://www.browning.com/customerservice/dategun/detail.asp?id=13
The polychoke was used by many companies.
The other option being fixed choke or Cutts Comp.
http://www.chuckhawks.com/poly-chokeII.htm