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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Shin; Fu-zong
Address:
Taichung, TW
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
5557990 Actuating device for use in powered screwdriver September 24, 1996
A powered screwdriver includes a tool head, a lower cylinder, a hollow shaft insertable through the lower cylinder, an upper cylinder engageable with the lower cylinder, a passage defined in the upper cylinder, a motor-driven axle insertable through the passage and engageable with the










 
 
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