23xx 'Miscellaneous Technical'
21xx 'Letterlike Symbols': Added ℁ℇ℈ℋℌℐℒℛ℟℣℥ℨ℩ℬℭℯℰℱℳℶℷℸℹ℺⅁⅂⅃⅄ to Sans
23xx 'Miscellaneous Technical: Added ⌌⌍⌎⌏⌜⌝⌞⌟⌬⎔⏢⏣ to Sans
2Bxx 'Miscellaneous Symbols and Arrows': Added ⬀⬁⬂⬃⬄⬅⬆⬇⬈⬉⬊⬋⬌⬍⬎⬏⬐⬑⬠⬡⬢⬣ to Sans
