(ET) ET year of manufacture

Subject: (ET) ET year of manufacture
From: Dean Stuckmann <dstuckmann icloud com>
Date: Sun, 20 May 2018 17:23:13 -0500
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Hi,

Can someone tell be how to decode the serial numbers on ETs to determine the year?

E16 serial AT18678

I5 serial LR01038

Thanks

Regards,

Dean A. Stuckmann

5432 County Road U

Newton, WI 53063-9624

920-901-2288