Vintage selling possibly antique Chippendale brass drawer handles, as found 4 3/8" 3" on center

Not sure when these drawer pulls were manufactured as the only mark is on the handles is cast A7. The plates are classic Chippendale and measure 4 3/8" across at the widest, the screw holes are 3" on center. They are made of brass and may need some refinishing. The lot of 6 are one price. selling