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Title:
Well testing device
Document Type and Number:
United States Patent 2128716
Inventors:
Noah, Smith Thomas
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Sponsored by:
Flash of Genius
Publication Date:
08/30/1938
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Assignee:
Noah, Smith Thomas
Primary Class:
166/152
Other Classes:
166/195
International Classes:
E21B49/08
;
E21B49/00
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