Alt Key + Calculator Number = Symbol
Try it out, it's very easy.
Hold the ALT key & using the "Calculator" type the number indicated that is next to the symbol you want to create, then release Alt Key and the Symbol will appear.
© = 0169 Copyright
® = 0174 Registered
¤ = 15
¶ = 20
§ = 21
Ç = 128
ü = 129
é = 130
â = 131
ä = 132
à = 133
å = 134
ç = 135
ê = 136
ë = 137
è = 138
ï = 139
î = 140
ì = 141
Ä = 142
Å = 143
É = 144
æ = 145
Æ = 146
ô = 147
ö = 148
ò = 149
û = 150
ù = 151
ÿ = 152
Ö = 153
Ü = 154
¢ = 155
£ = 156
¥ = 157
ƒ = 159
á = 160
í = 161
ó = 162
ú = 163
ñ = 164
Ñ = 165
ª = 166
º = 167
¿ = 168
¬ = 170
½ = 171
¼ = 172
¡ = 173
« = 174
» = 175
ß = 225
µ = 230
± = 241
÷ = 246
• = 249
· = 250
² = 253
^ = 350
` = 352
~ = 382