Siu-Kwan Siu

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Aberdeen, HK

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Patents Grantslast 30 patents

Information Patent Grant
Commutator connection in an electric motor
- Patent number 4,835,430
- Issue date May 30, 1989
- Johnson Electric Industrial Manufactory, Limited
- Siu-Kwan Siu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER