TL;DRThe name Lenovo Googlebook Duet m has surfaced in a regulatory database.This seems to be the name of Lenovo’s upcoming two-in-one Googlebook tablet.The first Googlebook devices will be available later this year.Lenovo’s first Googlebook devices have been leaked several times over the past few weeks. From what we’ve seen so far, we know Lenovo is working on at least three Googlebooks: conventional laptops in two sizes, plus a two-in-one tablet device with a detachable keyboard. Today, we’ve learned that the latter will come with a name we’re used to from some of Lenovo’s previous two-in-ones.As spotted by Chrome Unboxed, the name Lenovo Googlebook Duet m has appeared in the Bluetooth SIG database. Lenovo’s previously used the Duet name with its ChromeOS-based tablets.