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      <registrantcity>Woodcliff Lake</registrantcity>
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      <registrantstate>US-NJ</registrantstate>
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          <ccoCity>Arlington</ccoCity>
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      <isFinancialSupportDuringPeriod>N</isFinancialSupportDuringPeriod>
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      <isOpinionOffered>N</isOpinionOffered>
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        <isPricingServiceHiredOrTerminated>N</isPricingServiceHiredOrTerminated>
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    <closedEndManagementInvestment>
      <securityRelatedItems>
        <securityRelatedItem>
          <description>Common stock</description>
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            <commonStock commonStockExchange="N/A" commonStockTickerSymbol="N/A"/>
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      <isRightsOffering>N</isRightsOffering>
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      <repurchaseSecurities isRepurchaseSecurity="Y">
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    <exchangeSeriesInfo/>
    <signature registrantSignedName="TRIDAN CORP" signedDate="2026-07-23" signature="/s/Mark Goodman" title="Principal Financial Officer and Treasurer"/>
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