Title:
Well pump
Document Type and Number:
United States Patent 3171630


Inventors:
Harney, Doran B.
Harris, Jacob W.
Farnham, Richard C.
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Sponsored by:
Flash of Genius
Publication Date:
03/02/1965
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Assignee:
Dresser, Ind
Primary Class:
415/14
Other Classes:
415/901, 415/100, 415/104
International Classes:
E21B43/12; F04D13/04; F04D13/10; F04D13/02; F04D13/06
US Patent References:
0808608
1045019
1157873


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