Invention Grant
- Patent Title: Constant-speed vibrating motor and method
- Patent Title (中): 恒速振动电机及方法
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Application No.: US13933316Application Date: 1916-12-28
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Publication No.: US1396335APublication Date: 1921-11-08
- Inventor: MCDONALD LESLIE R
- Applicant: MARGUERITE V O LEARY
- Assignee: Marguerite V O Leary
- Current Assignee: Marguerite V O Leary
- Priority: US13933316 1916-12-28
- Main IPC: H02K7/06
- IPC: H02K7/06
Public/Granted literature
- US09229794B1 Signaling service interface module Public/Granted day:2016-01-05
Information query
