Invention Grant
- Patent Title: Lubrication of steam cylinders
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Application No.: US17021237Application Date: 1937-10-21
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Publication No.: US2215956APublication Date: 1940-09-24
- Inventor: DOWNING FREDERICK B , BENNING ANTHONY F , BENTON LAWRENCE G
- Applicant: DU PONT
- Assignee: Du Pont
- Current Assignee: Du Pont
- Priority: US17021237 1937-10-21
- Main IPC: F01B31/10
- IPC: F01B31/10
Public/Granted literature
- US11324080B2 Induction heating cooking device Public/Granted day:2022-05-03
Information query
IPC分类:
