Invention Grant
- Patent Title: Fan and motor construction
- Patent Title (中): 风机和电机结构
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Application No.: US71474534Application Date: 1934-03-09
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Publication No.: US2031688APublication Date: 1936-02-25
- Inventor: SPENCER BOWEN WILLIAM
- Applicant: SPENCER BOWEN WILLIAM
- Assignee: Bowen William Spencer
- Current Assignee: Bowen William Spencer
- Priority: US71474534 1934-03-09
- Main IPC: F04D25/06
- IPC: F04D25/06
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