How to determine year made MAC tool box

[CDP12]

Needing help to determine year made on my MAC tool box.

MB 1600
serial number 10029,

I have read the date may be in the serial number but if so, can someone help with that, at a loss trying to figure out the year made

Thanks

 

[Lookin4'67Galaxieconv]

Needing help to determine year made on my MAC tool box.

MB 1600
serial number 10029,

I have read the date may be in the serial number but if so, can someone help with that, at a loss trying to figure out the year made

Thanks

Can you post a picture or two?