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    <title><![CDATA[Dr. John Warfield]]></title>
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    <pubDate>Fri, 22 May 2026 16:39:42 +0000</pubDate>
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      <title><![CDATA[Patent for a Digital Squelch System]]></title>
      <link>https://warfield.gmu.edu/items/show/192</link>
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                                    <div class="element-text">Patent for a Digital Squelch System</div>
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                                    <div class="element-text">John Warfield, Electrical Engineering</div>
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                                    <div class="element-text">Warfield&#039;s second patent was for a &quot;digital squelch system.&quot;</div>
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                                    <div class="element-text">John  Warfield</div>
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                                    <div class="element-text">John N. Warfield Collection, Box 16.11</div>
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                                    <div class="element-text">April 8, 1969</div>
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      <pubDate>Mon, 01 Mar 2010 19:54:20 +0000</pubDate>
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      <title><![CDATA[Computer Laboratory, Penn State, 1954]]></title>
      <link>https://warfield.gmu.edu/items/show/168</link>
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                                    <div class="element-text">John Warfield, Computers, Professor</div>
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                                    <div class="element-text">Warfield examines compares computer equipment with a text book at the Penn State Computer Laboratory, Spring 1954.</div>
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                                    <div class="element-text">Photographic Services, Pennsylvania State College</div>
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                                    <div class="element-text">John N. Warfield Collection, Box 102</div>
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                                    <div class="element-text">1954</div>
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      <pubDate>Mon, 15 Feb 2010 16:05:19 +0000</pubDate>
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