Some symbols and keys are not available in keyboards.By using some keys combination able to poduces.Keys, symbols And its names given below.

Alt + 0153      ™     trademark symbol
Alt + 0169      ©     copyright symbol
Alt + 0174      ®     registered ­ trademark symbol
Alt + 0176      °      degree symbol
Alt + 0177      ±      plus-or ­-minus sign
Alt + 0182      ¶      paragraph mark
Alt + 0190      ¾     fraction, three-fourths
Alt + 0215      ×     multiplication sign
Alt + 0162      ¢      the ­ cent sign
Alt + 0161      ¡       upside down exclamation point
Alt + 0191      ¿      upside down question mark
Alt + 1          :)      sm­iley face
Alt + 2           ?      bla ck smiley face
Alt + 15         ?      sun
Alt + 12         ?      female sign
Alt + 11         ?      m ­ale sign
Alt + 6          ♠       s­pade
Alt + 5          ♣       ­Club
Alt + 3          ?       ­ Heart
Alt + 4          ♦       ­ Diamond
Alt + 13        ?        e­ighth note
Alt + 14        ?   ­     beamed eighth note
Alt + 8721     ∑       Nary summation (auto sum)
Alt + 251      √       square root check mark
Alt + 8236    ∞      ­  infinity
Alt + 24        ↑      ­  up arrow
Alt + 25        ↓      ­  down arrow
Alt + 26        →      right arrow
Alt + 27        ←      left arrow
Alt + 18         ?      up/down arrow
Alt + 29        ↔      left right arrow