What does علامة طرح look like on HTC?

On HTC it is the design shipped in Sense 8, shown above at full size. Older revisions are listed beneath it.

When did HTC add علامة طرح?

HTC first drew علامة طرح in Sense 7, released 30 مارس 2015.

HTC Corporation has shipped 2 versions of علامة طرح. Each is dated, so you can see when the design changed.

HTC

HTC Corporation has drawn علامة طرح 2 times. Every revision HTC has shipped is below, newest first.

What does علامة طرح look like on HTC?: On HTC it is the design shipped in Sense 8, shown above at full size. Older revisions are listed beneath it.
When did HTC add علامة طرح?: HTC first drew علامة طرح in Sense 7, released 30 مارس 2015.
How many times has HTC redrawn علامة طرح?: HTC Corporation has shipped 2 versions of علامة طرح. Each is dated, so you can see when the design changed.

HTC artwork for this emoji spans 2015 to 2016.