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ACOUSTIC LEAK DETECTING APPARATUS AND METHOD
US 3,478,576 A
Filed
: 08/18/1967
Issued
: 11/18/1969
Est. Priority Date
: 08/18/1967
Status: Expired due to Term
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16
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6
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Current Assignee
Tuboscope Incorporated
(National Oilwell Varco Incorporated)
Original Assignee
Tommy G. Bogle
Inventors
Bogle, Tommy G.
Application Number
US04/661,566
Time in Patent Office
823 Days
Field of Search
US Class Current
73/40.50A
CPC Class Codes
G01M 3/005
using pigs or moles G01M3/2...
G01M 3/246
using pigs or probes travel...
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