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Padlock Patent — Keyed

Patent 1728612

Inventor: Nels G Johnson

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Patent # 1728612
Issue Date 1926-12-04
Inventor Nels G Johnson
Type Keyed

Patent Drawings

Patent 1728612 drawing 1 Drawing 1 Patent 1728612 drawing 2 Drawing 2

Patent Details

Patent Number 1728612
Issue Date 1926-12-04
Inventor Nels G Johnson
Patent Type Keyed
External Link https://patents.google.com/patent/US1728612/en ↗
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