Invention Grant
- Patent Title: Variable drive sprocket wheel for bicycles
- Patent Title (中): 变速驱动链轮自行车
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Application No.: US14101137Application Date: 1937-05-06
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Publication No.: US2195280APublication Date: 1940-03-26
- Inventor: MONCKMEIER GUSTAV C
- Applicant: MONCKMEIER GUSTAV C
- Assignee: Gustav C Monckmeier
- Current Assignee: Gustav C Monckmeier
- Priority: US14101137 1937-05-06
- Main IPC: B62M11/14
- IPC: B62M11/14
Public/Granted literature
- US08781739B1 Systems and methods for using magnetic field readings to refine device location estimates Public/Granted day:2014-07-15
Information query
