Est. March 2001  ·  10,247 Listings on File

Padlock Patent — Combo

Patent 5142888

Inventor: Chong-Kuan Ling

View on USPTO / Google Patents ↗
Patent # 5142888
Issue Date 1991-06-27
Inventor Chong-Kuan Ling
Assigned To Ling Chong Kuan
Type Combo

Patent Drawings

Patent 5142888 drawing 1 Drawing 1 Patent 5142888 drawing 2 Drawing 2 Patent 5142888 drawing 3 Drawing 3

Patent Details

Patent Number 5142888
Issue Date 1991-06-27
Inventor Chong-Kuan Ling
Assigned To Ling Chong Kuan
Patent Type Combo
External Link https://patents.google.com/patent/US5142888/en ↗
← 5146771
↑ Back to Patent Database
5146771 →