Invention Grant
- Patent Title: Magnetic material and method of treatment thereof
- Patent Title (中): 磁性材料及其处理方法
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Application No.: US71528034Application Date: 1934-03-13
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Publication No.: US1998840APublication Date: 1935-04-23
- Inventor: LEGG VICTOR E , EUGENE PETERSON , WRATHALL LEISHMAN R
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US71528034 1934-03-13
- Main IPC: B22F3/24
- IPC: B22F3/24 ; C21D1/78 ; C21D8/12
Information query
