Title:
Cutoff assembly for use at wellheads
United States Patent 3379255


Inventors:
Burns Jr., Albert L.
Slator, Damon T.
Application Number:
US56845666A
Publication Date:
04/23/1968
Filing Date:
07/28/1966
Assignee:
BOWEN TOOLS INC
Primary Class:
Other Classes:
83/639.1
International Classes:
E21B29/08; E21B33/06
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