Invention Grant
- Patent Title: Manufacture of green bloom lubricating oils
- Patent Title (中): 生产绿色绽放润滑油
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Application No.: US65074033Application Date: 1933-01-07
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Publication No.: US2051255APublication Date: 1936-08-18
- Inventor: HARGER DONALD K
- Applicant: STANDARD OIL CO CALIFORNIA
- Assignee: Standard Oil Co California
- Current Assignee: Standard Oil Co California
- Priority: US65074033 1933-01-07
- Main IPC: C10M171/00
- IPC: C10M171/00
Information query
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