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   <title>Form  8-K        SIGMA LABS, INC.          For: May 17</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++8-K++++++++SIGMA+LABS%2C+INC.++++++++++For%3A+May+17/20088574.html</link>
   <description>Visit StreetInsider.com at http://www.streetinsider.com/SEC+Filings/Form++8-K++++++++SIGMA+LABS%2C+INC.++++++++++For%3A+May+17/20088574.html for the full story.</description>
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   <pubDate>Tue, 17 May 2022 08:32:00 -0400</pubDate>
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   <title>Sigma Labs to Operate as Sigma Additive Solutions</title>
   <link>http://www.streetinsider.com/Press+Releases/Sigma+Labs+to+Operate+as+Sigma+Additive+Solutions/20088569.html</link>
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   <pubDate>Tue, 17 May 2022 08:31:00 -0400</pubDate>
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   <title>Sigma Labs to Operate as Sigma Additive Solutions</title>
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   <pubDate>Tue, 17 May 2022 08:31:00 -0400</pubDate>
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   <title>Form  4          SIGMA LABS, INC.          For: May 02  Filed by: Brunsberg Jacob</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++SIGMA+LABS%2C+INC.++++++++++For%3A+May+02++Filed+by%3A+Brunsberg+Jacob/20012126.html</link>
   <description>Visit StreetInsider.com at http://www.streetinsider.com/SEC+Filings/Form++4++++++++++SIGMA+LABS%2C+INC.++++++++++For%3A+May+02++Filed+by%3A+Brunsberg+Jacob/20012126.html for the full story.</description>
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   <pubDate>Tue, 03 May 2022 18:58:00 -0400</pubDate>
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   <title>Form  4          SIGMA LABS, INC.          For: Apr 29  Filed by: RUPORT MARK</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++SIGMA+LABS%2C+INC.++++++++++For%3A+Apr+29++Filed+by%3A+RUPORT+MARK/20012120.html</link>
   <description>Visit StreetInsider.com at http://www.streetinsider.com/SEC+Filings/Form++4++++++++++SIGMA+LABS%2C+INC.++++++++++For%3A+Apr+29++Filed+by%3A+RUPORT+MARK/20012120.html for the full story.</description>
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   <pubDate>Tue, 03 May 2022 18:56:00 -0400</pubDate>
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   <title>Form  10-Q       SIGMA LABS, INC.          For: Mar 31</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++10-Q+++++++SIGMA+LABS%2C+INC.++++++++++For%3A+Mar+31/19962784.html</link>
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   <pubDate>Tue, 26 Apr 2022 16:07:00 -0400</pubDate>
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   <title>Form  8-K        SIGMA LABS, INC.          For: Apr 26</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++8-K++++++++SIGMA+LABS%2C+INC.++++++++++For%3A+Apr+26/19962558.html</link>
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   <pubDate>Tue, 26 Apr 2022 16:02:00 -0400</pubDate>
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   <title>Sigma Labs Reports First Quarter 2022 Financial Results</title>
   <link>http://www.streetinsider.com/Press+Releases/Sigma+Labs+Reports+First+Quarter+2022+Financial+Results/19962557.html</link>
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   <pubDate>Tue, 26 Apr 2022 16:01:00 -0400</pubDate>
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   <title>Sigma Labs Reports First Quarter 2022 Financial Results</title>
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   <pubDate>Tue, 26 Apr 2022 16:01:00 -0400</pubDate>
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   <title>Form  8-K        SIGMA LABS, INC.          For: Apr 14</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++8-K++++++++SIGMA+LABS%2C+INC.++++++++++For%3A+Apr+14/19918359.html</link>
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   <pubDate>Thu, 14 Apr 2022 17:16:00 -0400</pubDate>
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   <title>Sigma Labs to Host First Quarter 2022 Results Conference Call on Tuesday April 26, 2022 at 4:30 p.m. Eastern Time</title>
   <link>http://www.streetinsider.com/Press+Releases/Sigma+Labs+to+Host+First+Quarter+2022+Results+Conference+Call+on+Tuesday+April+26%2C+2022+at+4%3A30+p.m.+Eastern+Time/19915412.html</link>
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   <pubDate>Thu, 14 Apr 2022 09:05:00 -0400</pubDate>
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   <title>Sigma Labs to Host First Quarter 2022 Results Conference Call on Tuesday April 26, 2022 at 4:30 p.m. Eastern Time</title>
   <link>http://www.streetinsider.com/Accesswire/Sigma+Labs+to+Host+First+Quarter+2022+Results+Conference+Call+on+Tuesday+April+26%2C+2022+at+4%3A30+p.m.+Eastern+Time/19915412.html</link>
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   <pubDate>Thu, 14 Apr 2022 09:05:00 -0400</pubDate>
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   <title>Form  4          SIGMA LABS, INC.          For: Mar 31  Filed by: Summers Kent J</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++SIGMA+LABS%2C+INC.++++++++++For%3A+Mar+31++Filed+by%3A+Summers+Kent+J/19872152.html</link>
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   <pubDate>Mon, 04 Apr 2022 19:01:00 -0400</pubDate>
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