Est. March 2001  ·  10,247 Listings on File

Padlock Patent — Combo

Patent 6012309

Inventor: Tien-Kao Liu

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Patent # 6012309
Issue Date 1999-02-17
Inventor Tien-Kao Liu
Type Combo

Patent Drawings

Patent 6012309 drawing 1 Drawing 1 Patent 6012309 drawing 2 Drawing 2 Patent 6012309 drawing 3 Drawing 3

Patent Details

Patent Number 6012309
Issue Date 1999-02-17
Inventor Tien-Kao Liu
Patent Type Combo
External Link https://patents.google.com/patent/US6012309/en ↗
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