Symbol 1972 from ISO 7000 - Title/Meaning: Constant input <br>
Function/description: To identify the control for constant input, for example on business machines.
<b>Vectorization: </b> <a href="//commons.wikimedia.org/wiki/User:Mrmw" title="User:Mrmw">Mrmw</a>
2004-01-15
Own work  using: <span class="url"><a rel="nofollow" class="external text" href="https://www.iso.org/obp/graphics/grs/c250959f-7af6-477b-b864-cebd9d8ac4f0_200.png">iso.org/obp/graphics/grs/c250959f-7af6-477b-b864-cebd9d8ac4f0 200.png</a></span>