Tag Stamp Decode

Can someone help with the codes please. Thank You.

483
M43 N37 R11 L1 13
H51 K9B M21 M31 M33 M38
PB9 U1 B41 G11 G52
PB9 D2B3 000 B04 262635
E26 D31 NH29 D7B 225398