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公开(公告)号：US3198590A
公开(公告)日：1965-08-03
申请号：US29742663
申请日：1963-07-24
Applicant: TIDEWATER OIL COMPANY
Inventor： DE BENEDETTI HAROLD B
CPC classification number: F16C33/6674 , F16C33/667 , F16N29/00
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公开(公告)号：US3000036A
公开(公告)日：1961-09-19
申请号：US83327359
申请日：1959-08-12
Applicant: TIDEWATER OIL COMPANY
Inventor： DE BENEDETTI HAROLD B
IPC: B04C5/22
CPC classification number: B04C5/22
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