Est. March 2001  ·  10,244 Listings on File

Padlock Patent — Combo

Patent 1500491

Inventor: Gronell George

View on USPTO / Google Patents ↗
Patent # 1500491
Issue Date 1922-11-22
Inventor Gronell George
Type Combo

Patent Drawings

Patent 1500491 drawing 1 Drawing 1

Patent Details

Patent Number 1500491
Issue Date 1922-11-22
Inventor Gronell George
Patent Type Combo
External Link https://patents.google.com/patent/US1500491/en ↗
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