Invention Grant
- Patent Title: Cutting oil composition
- Patent Title (中): 切割油组成
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Application No.: US55640955Application Date: 1955-12-30
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Publication No.: US2852468APublication Date: 1958-09-16
- Inventor: HUGHES EVERETT C , STINE HARRISON M
- Applicant: STANDARD OIL CO
- Assignee: Standard Oil Co
- Current Assignee: Standard Oil Co
- Priority: US55640955 1955-12-30
Information query
