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公开(公告)号：US3110878A
公开(公告)日：1963-11-12
申请号：US77166858
申请日：1958-11-03
Applicant: JERSEY PROD RES CO
Inventor： HORETH JOHN M , SKELTON JESSE D , STARK WILLIAM J
IPC: G01V1/32
CPC classification number: G01V1/32
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