Hold the alt key & type the number next to the symbol you want on the calculator part of the keyboard, then release alt key.  Symbol will appear.

� 	 15	     		 �   	148			�	174
�  	20			�	149			�	175
�	21			�	150			�	198	
�	128			�	151			�	225
�	129			�	152			�	227
�	130			�	153			�	230
�	131			�	154			�	241
�	132			�	155			�	246
�	133			�	156			�	248
�	134			�	157			�	249
�	135			�	159			�	253				
�	136			�	160			�	271	
�	137			�	161			�	276	
�	138			�	162			�	277	
�	139			�	163			 ^	350
�	140			�	164			`	352
�	141			�	165			~	382
�	142			�	166		
�	143			�	167
�	144			�	168	
�	145			�	170
�	146			�	171
�	147			�	172
�	174			�	175	
�	0169			�	0165		�	0130		�	0162
�	0163			�	0164		�	0166		�	0167
�	0170			�	0172		�	0174		�	0175
�	0179			�	0182		�	0184		�	0185
�	0188			�	0189		�	0190		�	0240
|	0241			�	0243		�	0247		�	0248	
�	0254			�	0255