Est. March 2001  ·  10,244 Listings on File

Padlock Patent — Combo

Patent 1643752

Inventor: Rosenhahn Carl

View on USPTO / Google Patents ↗
Patent # 1643752
Issue Date 1925-05-19
Inventor Rosenhahn Carl
Type Combo

Patent Drawings

Patent 1643752 drawing 1 Drawing 1 Patent 1643752 drawing 2 Drawing 2

Patent Details

Patent Number 1643752
Issue Date 1925-05-19
Inventor Rosenhahn Carl
Patent Type Combo
External Link https://patents.google.com/patent/US1643752/en ↗
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