Patent search ap:("STANDARD OIL DEV CO") AND inv:"GRAY JOHN S" Page 1

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发明授权
Manufacture of antifriction bearing greases 失效
Title translation: 制造减摩轴承润滑脂

公开(公告)号：US2657180A

公开(公告)日：1953-10-27

申请号：US18270850

申请日：1950-09-01

Applicant: STANDARD OIL DEV CO

Inventor： SPROULE LORNE W , GRAY JOHN S

CPC classification number: C10M5/00 , C10M2207/022 , C10M2207/125 , C10M2207/129 , C10M2207/40 , C10M2207/404 , C10N2210/01 , C10N2240/02 , C10N2250/10 , C10N2270/00

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