Well, there might be no difference at all. It depends on what you are looking at. Both of them could refer to a trademark, for instance. However, the lowercase letters could be superscript beside the caps, which would mean that someone has trademarked the capital letters TM as specific to their company.
Here are some of the things that TM can mean as an acronym:
Trademark Slogan mark registered trademark
Difference between paging and what?
just difference
What is the difference between strong and brave
the difference between webcontrol and literal?
Strictly speaking, TM indicates the protected mark is for goods, and SM indicates it is for a service. (A fancy mop would be TM, and a cleaning company would be SM.) In practice, TM is often used on goods and services.
Trademark Slogan mark registered trademark
to do this type (TM) In words open bracket TM closed bracket (TM)
a TM is only for use once and a hmn can be used lots
you can buy TM in lilycove city like: TM 14-BLIZZARD TM 15-HYPER BEAM TM 16-LIGHT SCREEN TM 17-PROTECT TM 20-SAFE GUARD TM 25-THUNDER TM 33-REFLECT TM 38-FIRE BLAST
do you want to noe what is TM 5? it is roar
it isn't a TM
There is no TM for Confusion
its not a TM
Its not a TM
TM Hyper Beam TM Psychic TM Solerbeam TM Shadow Ball
By Leveling Up: Start: Scratch, Growl, Dig, Sand-Attack 15: Growl 19: Dig 24: Sand-Attack 35: Slash 47: Earthquake By TM/HM: TM 06: Toxic TM 08: Body Slam TM 09: Take Down TM 10: Double-Edge TM 15: Hyperbeam TM 20: Rage TM 26: Earthquake TM 27: Fissure TM 28: Dig TM 31: Mimic TM 32: Double Team TM 34: Bide TM 44: Rest TM 48: Rock Slide HM 01: Cut