The California State University Police's patch, used since the <a rel="nofollow" class="external text" href="https://www.ebay.ca/itm/California-State-University-Police-Shoulder-Patch-new-from-the-1980s/182591013799?hash=item2a8345c3a7:g:PWkAAOSwZ4dZJi~n">1980s</a>.
California State University Police
<a rel="nofollow" class="external text" href="https://www.ebay.ca/itm/California-State-University-Police-Shoulder-Patch-new-from-the-1980s/182591013799?hash=item2a8345c3a7:g:PWkAAOSwZ4dZJi~n">28 February 1989</a>
<p><a rel="nofollow" class="external free" href="https://www.ebay.ca/itm/California-State-University-Police-Shoulder-Patch-new-from-the-1980s/182591013799?hash=item2a8345c3a7:g:PWkAAOSwZ4dZJi~n">https://www.ebay.ca/itm/California-State-University-Police-Shoulder-Patch-new-from-the-1980s/182591013799?hash=item2a8345c3a7:g:PWkAAOSwZ4dZJi~n</a> 
</p>
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