Invention Grant
- Patent Title: Method and apparatus for sweating waxes
- Patent Title (中): 出汗蜡的方法和装置
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Application No.: US42441441Application Date: 1941-12-26
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Publication No.: US2368468APublication Date: 1945-01-30
- Inventor: FRED HEDERHORST
- Applicant: STANDARD OIL DEV CO
- Assignee: Standard Oil Development Co
- Current Assignee: Standard Oil Development Co
- Priority: US42441441 1941-12-26
- Main IPC: C10G73/36
- IPC: C10G73/36

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